In 2012, a tight-knit Las Vegas neighborhood is shattered by the murder of a mother and daughter in their home; investigators must analyze a crime scene soaked in rage to help stop a killer before they strike again.

Investigation into a deadly house fire.

Investigation into a deadly house fire.

When two tragic deaths occur within one week of each other in a wealthy city in California, families begin to wonder what happened inside a beachfront mansion.

A soon-to-be bride is caught in the middle of a twisted murder plot that has detectives questioning if she played a role in it.

When a young woman fails to show up to work and her mother rushes to her home to try to find her, what she discovers begins an investigation that leads to a suspect no one imagined.

An in-depth look at the journalists who exposed the dangers of cult leader Jim Jones.

A San Diego mother suddenly vanishes in 2014; nearly two years later, her body is found in San Diego Bay, but medical examiners say she has only been dead for a month or two.

When a police officer goes missing, it becomes apparent he is the victim of a jealous wrath.

Three members of a wealthy family are gunned down in their own home; with little evidence to go on, investigators embark on a multi-year surveillance operation to see if they can prove their instincts are correct.

A beloved entrepreneur is murdered in his office; a secret double life is quickly revealed, and despite mountains of suspicion, lies and motives, his killer is not who one would assume.

A man is found dead in the shower, and police have only two suspects, but to figure out who killed him and why, is not as cut and dry as it may seem.

A woman vanishes during her nightly walk in 2018; the last time she's seen alive is by an ATM security camera that could hold the key to solving her disappearance.

Kelly and Terri investigate the 2015 homicide of a beloved father, veteran and Little League coach; a reexamination of the crime scene reveals a terrifying clue into who may have killed him.

For the 100th case, the 2007 murder of a popular college student who was stabbed to death in her bed; help is needed from forensic pathologist, digital forensics expert and DNA lab to solve the case.

The Cold Justice team continues its investigation into the murder of a popular 18-year-old college student.

Kelly and Abbey investigate the 1999 murder of a beloved churchgoing mother and grandmother, shot dead in her own home; with no known enemies, was she killed to send a cruel message to someone she loved?

Kelly and Tonya look into the murder of a hard-working mother who was stabbed and bludgeoned to death; the investigation uncovers a secret affair and a revelation as shocking as the murder itself.

When a garbage bag containing a young woman's body is dumped in a NYC tunnel, Barbara Butcher and a rookie homicide detective unravel how a seemingly straightforward crime conceals a chain of forensic contradictions, and a killer no one saw coming.

Kelly and Steve team up with the Clinton County Sheriff's Office to solve the heartbreaking cold case of a young mother who vanished, leaving only her wedding rings behind; did she walk away, or was she murdered?

Kelly and Tonya look into the murder of a hard-working mother who was stabbed and bludgeoned to death; the investigation uncovers a secret affair and a revelation as shocking as the murder itself.

When a garbage bag containing a young woman's body is dumped in a NYC tunnel, Barbara Butcher and a rookie homicide detective unravel how a seemingly straightforward crime conceals a chain of forensic contradictions, and a killer no one saw coming.

When an elderly woman survives an attempted murder, investigators connect the dots on the deaths of other local senior citizens where families reported missing jewelry, leading to the hunt for a serial killer in Texas.

Driving home from a night out at a club, a nurse's aide strikes a homeless man on the freeway. The choices she makes after the crash, and her attempt to keep them a secret, are revealed when friends testify against her in a dramatic trial.

Investigators seek answers when a prosecutor and a district attorney and his wife are murdered within a couple of months of each other.

Investigators seek answers when a prosecutor and a district attorney and his wife are murdered within a couple of months of each other.

Police suspect a murder-for-hire plot when a realtor is attacked and left for dead at a home showing and begin investigating his family and business partners.

A DNA breakthrough in a murder case that is more than a decade old leads two determined detectives to surprising suspects.

Investigators follow the trail of a seemingly untraceable late-night call as they search for the killer of businesswoman Peggy Nadell.

The search for a missing man leads investigators to a surprising discovery.

The murder of a church choir member reveals a sordid secret and an unlikely love triangle.

A man's roadside shooting leads to the discovery of his wife's double life.

Betrayal and finger pointing occur in the investigation of a murder in an isolated parking lot, which has multiple suspects.

A son is reported missing after he fails to return home from a date; various Mississippi agencies unite to navigate his last moments and a false lead that will expose a cold-blooded scheme.

When a man is found dead at a secluded rest stop, Ohio police suspect foul play within his family; as evidence builds, tensions rise, and reveal the work of a criminal mastermind intent on manipulating everyone around them.

A woman's sudden death is initially ruled a suicide, but when new information comes to light, a shocking conspiracy is revealed; investigators unravel a tangled web of lies, betrayal and jealousy to uncover the truth behind her murder.

When a beloved father in Dothan, Ala., narrowly survives a car bombing, a man hunt is launched to find who set the trap; as the investigation unfolds, police uncover a murderous plot hatched by a scorned ex-lover.

An Iowa man is fatally shot, and his girlfriend claims self-defense; as their turbulent relationship is examined, her social media reveals a troubling pattern and sinister motive.

A respected soldier and beloved family man is found shot to death inside his home; investigators uncover a salacious love triangle and expose a murder-for-hire plot fueled by manipulation and greed.

A promising college student disappears after a Halloween party; as detectives hunt for any sign of the missing woman, they uncover a volatile love triangle and a brutal murder driven by manipulation and jealousy.

Kelly and Tonya look into the murder of a hard-working mother who was stabbed and bludgeoned to death; the investigation uncovers a secret affair and a revelation as shocking as the murder itself.

When a garbage bag containing a young woman's body is dumped in a NYC tunnel, Barbara Butcher and a rookie homicide detective unravel how a seemingly straightforward crime conceals a chain of forensic contradictions, and a killer no one saw coming.

A promising college student disappears after a Halloween party; as detectives hunt for any sign of the missing woman, they uncover a volatile love triangle and a brutal murder driven by manipulation and jealousy.

After the body of a small-town Mississippi woman is found in her garage and a mystery woman is caught red-handed on scene, police must work to identify a romantic rival obsessed with getting rid of the competition.

A noise complaint turns into a murder investigation for Florida police after they discover a man has been fatally shot in his home; years pass before an unexpected confession will expose a murder-for-hire plot fueled by betrayal and greed.

When a local musician is killed in a deliberate hit and run, rumors around his small South Carolina town suggest it's the result of an escalating family feud; the investigation reveals a killer hiding in plain sight and driven by revenge.

A North Dakota man dies in the hospital from an apparent heatstroke; when the coroner discovers the cause of death was poisoning, authorities launch a criminal investigation that leads them to a calculating killer with a multi-million-dollar motive.

A Virginia father is reported missing two years after he was last seen; as the investigation ensues to track down his last location, a disturbing discovery will expose two mysterious deaths tied to a greedy scheme.

During a weekend away, a longtime married couple go on an afternoon hike that ends in tragedy; a multitude of evidence makes the mystery hard to untangle.

During a weekend away, a longtime married couple go on an afternoon hike that ends in tragedy; a multitude of evidence makes the mystery hard to untangle.

When a woman is found murdered in her bed, her husband and her son accuse each other of being the killer.

A suspicious shooting reveals a real estate agent's scandalous secret life.

The brutal murder of a homecoming queen shocks a town.

A custody battle, a shooting and a suicide on the train tracks.

An Atlanta woman's secret addiction is revealed when her doting husband is gunned down.

Police are lead to a family conspiracy after a brutal slaying and a car fire.

An Ohio man is thought to have committed suicide but new leads could implicate his fiance.

A bizarre bombing, a body in a freezer and a jilted boyfriend lead police to a woman with a notorious past.

A woman blames mistaken identity on her boyfriend's death.

The mystery of a former Vegas showgirl, a dismembered body and a missing husband.

A college instructor calls 911; a murder scene or suicide.

A hunter's death has authorities tracking a killer.

A suspicious fire and a secret lover lead officials to ask if the wife was involved.

Julia Phillips orchestrates the murder of her boyfriend Melvin Roberts outside his home on her birthday in February 2010.

A promising college student disappears after a Halloween party; as detectives hunt for any sign of the missing woman, they uncover a volatile love triangle and a brutal murder driven by manipulation and jealousy.

The murder of a Texas man reveals a deadly love triangle.

When a young Marine goes missing, police uncover a deadly plot.

A school nurse pulls the trigger; investigators must determine if it was in self-defense or if it was murder.

A bar fire reveals a murder and a woman's secret addiction.

A deadly fight exposes a mother's secrets.

When a garbage bag containing a young woman's body is dumped in a NYC tunnel, Barbara Butcher and a rookie homicide detective unravel how a seemingly straightforward crime conceals a chain of forensic contradictions, and a killer no one saw coming.

Kelly and Tonya look into the murder of a hard-working mother who was stabbed and bludgeoned to death; the investigation uncovers a secret affair and a revelation as shocking as the murder itself.

After losing a hotly contested custody battle, a woman disappears with her 11-month-old daughter; the child's father searches four continents for almost two decades before reaching an emotional conclusion.

A 33-year-old tutor is accused of having an illicit relationship with a teenage student after a racy photograph is discovered on a cell phone; later, her stunning defense will lead to an emotional courtroom battle.

The case of Johnny Hincapie, whose conviction for the 1990 murder of a Utah tourist in New York - a case that represented a tipping point in the city's law enforcement - was overturned after 25 years.

When former NFL star Antonio Armstrong and his wife, Dawn, are murdered in their own bed, detectives uncover a stray bullet, threatening note and web of complicated family dynamics that ultimately unravel, revealing a dark betrayal.

After a police chase ends in tragedy, Special Prosecutor Kelly Siegler returns to her rural roots to seek justice for a murdered game warden and his devastated family.

A paroled killer linked to the disappearance of young women forces police into a desperate manhunt; this shocking case unfolds against a backdrop of unfortunate legal and parole decisions that set Kenneth McDuff loose to become a serial killer.

The ambush-style murder of a human rights activist confuses investigators; but when her boyfriend's brother is also gunned down, police uncover a plan to commit murders in the name of honor.

Soon after Cathy and Jeff Lamb rekindle their marriage, Cathy is found savagely beaten to death in their home; with the couple's three dogs as their only witnesses, detectives untangle a number of complex relationships to find her killer.

When 24-year-old Terry Rouse disappears near a southern Georgia swamp, his devastated mother relentlessly pursues a one-woman investigation that runs parallel to law enforcement; what she and the detectives ultimately uncover shocks everyone.

The last precious moments of rising star Maple Batalia are captured on a security camera before she's gunned down at her college campus in British Columbia; a community grieves as a mother's anguished pleas for justice capture national attention.

Dino and Clara Pantazes run a successful bail bond business and their 20-year marriage is seemingly perfect; when Clara is gunned down at home, however, detectives wonder if an angry client is to blame or if there is more to their fairy-tale story.

In 2012, Brian Shookman, a young father who traveled to the area to attend a family reunion, vanished and as the list of suspects grows, the team seeks to uncover the truth.

In Texas, the brutal 1984 killing of Johnnie Albritton, an elderly store owner known for having a wife with a violent temper, occured.

In 1993 a man was allegedly shot and buried by a group of dangerous friends and the detectives will need to pit them against each other to break the case and bring justice to his family.

In 2016, Stacey Devine, a hard-working mother, was strangled to death and dumped in a ditch.

Suicide notes and a pistol in hand lead police to suspect that a mother of two young children appeared to had killed herself, but when investigators learned of a house fire she was in three years earlier, they reinvestigate.

The violent death of an Air Force officer's wife outside a Philippines air base is examined, amid accusations of a love triangle involving the murdered woman's husband; investigators use groundbreaking computer forensics to make their case.

Pieces of plastic the size of sand hold clues to a bombing.

At first glance it appears a young woman suffocated, but further investigation shows the scene was staged.

A killer is careless when a home is destroyed by fire and a young boy is missing.

A patrol officer is shocked by the amount of blood at a traffic accident and is shocked by the coroner's ruling until an anonymous phone call re-ignites the case.

An irrigation canal murder remains unsolved until a similar murder occurs.

The light of day and DNA picture painted by molecular biologist reveals new clues about a nighttime traffic accident.

On Valentine's Day, an obstetrician finds his wife dead and calls 911; police discover inconsistencies between the blood spatter evidence and his version of events.

Weed analysis and photogrammetry are used to help solve the 1995 murder of a California teenager is found dead after disappearing from her home.

When police recover the submerged car of missing man, they find no body; the investigation that follows uncovers a deadly obsession and the motive for murder.

Emergency dispatch recieved a call from a man who said his girlfriend shot and killed herself. But the wound was not self-inflicted.

Investigators piece together evidence found at the scene of a Native American woman's murder; the tyre tracks and shoe impressions could lead them to the killer.

Experts seek answers to a young businesswoman's death just before she was to testify in a criminal trial.

Former FBI Special Agent John Douglas and psychiatrist Louis Schlesinger take a deep dive into serial killer Edmund Kemper's troubled history, intellect and evolution; the groundbreaking FBI work that led to breakthroughs in catching serial killers.

A man who was arrested and tried three times for the death of his wife of four months talks about the case.

A man who was arrested and tried three times for the death of his wife of four months talks about the case.

After a young Army veteran disappears, detectives uncover a cryptic 911 call placed 11 days before she went missing, which exposes a twisted story - and the truth.

When Israel Keyes is caught for the murder of 18-year-old Samantha Koenig, police have no clue what they've stumbled upon; after intense games of cat and mouse, the FBI uncovers one of the most calculated serial killers it has ever encountered.

Investigative journalist Beth Karas follows Sam Little, a prolific U.S. serial killer who confessed to murdering more than 90 women in 17 states, in hopes of figuring out how he got away with murder for so long.

Friend, grandfather, mall Santa, and landscaper Bruce McArthur, also known as Toronto's most prolific serial killer, is said to have buried his victims' body parts in the yards of his posh clientele.

A teenage boy discovers a real-life horror scene in his home on Halloween morning; investigators must determine if the triple homicide is a random act of evil or a premeditated slaughter by someone close to the family.

After a single young mother fails to show up for work on Halloween, her family and friends suspect murder.

A car belonging to a missing man erupts in a blaze, leading to clues regarding his whereabouts.

It was called the trial of the century and, decades after the polarizing case, questions remain; hear answers and insights through interviews done over the years, rare footage and revealing conversations with key players who offer new details.

A dancer is murdered in her Virginia home; after interviewing a series of suspects, detectives realize the case is much more complicated than previously thought.

It's a mystery with a mind-boggling twist; the deputy warden's wife claimed she was kidnapped by an escaped convict and held captive for more than a decade; but was she really a hostage or a willing accomplice.

Kelsey Berreth vanishes after she was last seen grocery shopping on Thanksgiving; the case makes national headlines, but the secret behind Kelsey's disappearance is lurking much closer to home.

Craig and Laura Rideout appear happy but after they separate, an ugly secret is revealed and one of them will soon be dead; clues point to four possible killers and leave investigators wondering if this murder is all in the family.

Frank Rodriguez, a Navy veteran who dedicated his life to helping needy children, is mysteriously murdered, and investigators need to figure out how he died to catch his killer.

When 18-year-old Anjelica AJ Hadsell disappears, the investigation into her inner circle reveals a sinister betrayal.

When Nichole Payne and her son Taylor are found dead in their home, investigators wonder if this is a murder-suicide or if someone wants it to look that way. The mystery takes nearly a decade to unravel.

When 19-year-old Anton Black dies while being taken into police custody, the community seeks justice; a yearlong investigation looks at missed warning signs and the officer at the center of the case.

The disappearance of a 20-year-old honors student causes her family to fear the worst; decades later, the mystery is solved.

The disappearance of a 20-year-old honors student causes her family to fear the worst; decades later, the mystery is solved.

After shedding hundreds of pounds, a popular kindergarten teacher goes missing; investigators find a link between her weight loss and her disappearance.

A documentary filmmaker sets out to tell the story of the biggest serial killer case in California history and uncovers a terrifying tale that begins with the disappearance of Paul Cosner.

With the discovery of Leonard Lake's cabin, investigators find the hidden cell where Lake kept his victims; they also unearth Lake's recorded manifesto, which details his depraved plans for Operation Miranda.

An international manhunt ensues when Leonard Lake's accomplice, Charles Ng, flees the country; the victims' families, including Paul Cosner's sister, fight to bring Ng to justice and answer for the crimes he committed with Lake.

A serial killer stalks and viciously attacks young women in the suburbs of London while evading British police; when the killer's ex-girlfriend reports him for abuse, little does she know just how pivotal her testimony will be in bringing justice.

A rescue mission of an abducted woman turns macabre when two dead women are found in the house; during the interrogation, the killer reveals the location of more bodies; his half sister discusses a dysfunctional childhood that shapes a serial killer.

A Canadian nurse walks into a rehabilitation center and confesses to murdering several of her patients; her childhood best friend reveals their lifelong common bond and the terrifying confession she made to him.

After getting away with murder for over three decades, one of the FBI's most wanted shocks investigators when he readily admits to five murders; his son discloses a family life on the run and his attempts to step out of an evil father's shadow.

East Cleveland is shattered when the bodies of 11 murdered women are found in a house of horrors; as the crimes become public, the killer's sister faces death threats and reminders of a childhood spent with a young man turned monster.

Josh Mankiewicz recalls the story of a detective who makes it her mission to find dozens of women who vanished on the streets of Albuquerque, N.M.

When Tina Sandoval disappears, her parents and loved ones spend years searching for her; Dennis Murphy takes a fresh look at the secret Tina kept and at the demon who forced her loved ones to make an agonizing decision.

When a small-town Alabama resident is murdered, rumors involving a local pastor begin to swirl.

Dennis Murphy looks back at the story of a determined young woman whose decadeslong search for answers in her mother's mysterious death leads to a dramatic courtroom decision.

Investigators track down a suspect in the disappearance of a celebrity dog trainer; Keith Morrison reflects on the fractured love story at the center of the mystery.

A wife calls 911 to report her husband has been shot on a country road in Texas; what she tells investigators next makes this case memorable for Josh Mankiewicz.

Andrea Canning looks back on the case of a fitness tracker who helps detectives solve the mystery of a young woman's death in Wisconsin; Andrea confronts the killer in a tense interview.

When a star athlete at an Ivy League university goes on trial for murder, sparks fly in the courtroom; the trial ends with a stunning decision that Dennis Murphy will never forget, but the surprises in the case are just beginning.

A pair of double homicides in Nebraska, five years apart, lead police to fear a serial killer may be on the loose.

A pair of double homicides in Nebraska, five years apart, leads police to fear a serial killer may be on the loose.

When a young woman is found dead in a field on the outskirts of Green Bay, Wis., a fitness tracker helps detectives solve the mystery.

Chilling confessions from a vicious slasher detail only some of his 100+ victims; when he's set to be the first serial killer ever released from prison, an eyewitness from decades prior could force justice on the man who vows to kill again.

In the '90s, aderanged killer stalks sex workers in Riverside, Calif., claiming the lives of 13 women; when a would-be victim describes the perp to police, the race is on to catch the murderous john before he strikes again.

Five corpses are found on the Florida hog trails; the investigation stalls until two men narrowly escape the perp's clutches; years later, eight more bodies are found in nearby woods, leaving police to wonder if it's the same evil killer.

Multiple unidentified bodies are found inside barrels in a New Hampshire forest; decades later, a murder 3,000 miles away reveals their connection to a serial predator who targets women and children, and changes his identity after every violent kill.

When the bodies of 12 Black women surface in Missouri and Illinois, the serial killer taunts authorities by sending a cryptic letter to the local paper; as disturbing video evidence emerges, the scope of his crimes is uncovered.

An elderly woman's death leads to shocking revelations about her daughter's double life.

A family is led to troubled waters as they search for justice.

A family's suspicion leads them to the truth about a father's disappearance.

A pretty blonde survives the attack that kills her husband.

A devout mother exposes the problems in her marriage and her mind.

Best friends band together after a husband's death.

When a beautiful woman's much older husband disappears under mysterious circumstances, police suspect that more than just a story has been cooked up.

A determined detective befriends a Wisconsin woman to solve her boyfriend's suspicious disappearance.

When a young mother of 16-year-old twins is found dead, investigators must dig deep into the family's complicated relationship.

After former police officer is executed in his own home, police rely on his wife's testimony to bring the murderer to justice.

The police determine if a marriage that ended in flames was an accident or an act of revenge.

When a man goes missing, the search leads police to his girlfriend and a host of secrets about their past.

A young woman's reconnection with a childhood crush seems like a fairy tale story in the making, but her newfound happiness may be destroyed by questions about a missing man.

The case of a farmer's murder goes cold as speculation mounts about his wife's secret life and the role of a con man.

Diving inside the mind of New York's most prolific serial killer, Joel Rifkin; through never-before-heard interviews from Attica Correctional Facility, Joel Rifkin reveals exclusive insights into the mind of a monster.

The investigation into the death of a woman whose remains were found in her Frisco, Texas, garage leads detectives to a series of suspects with connections to the victim's complicated and secretive life.

The investigation into the death of a woman whose remains were found in her Frisco, Texas, garage leads detectives to a series of suspects with connections to the victim's complicated and secretive life.

The neighbors enjoy mixing business with pleasure then a murder makes them face the reality that a killer is in their midst.

In Pembroke Pines, Fla., a rookie detective reopens a 15-year-old case about the disappearance of young father David Jackson.

Investigators are suspicious when a wealthy former radio DJ mysteriously disappears from his yacht in the Pacific Ocean.

The investigation into a newlywed's murder starts with a widow; ends with a possible serial killer.

A 40-year-old Minnesota woman is shot to death in her bed while her husband and teenage daughter are home, leaving investigators to wonder who would want her dead.

A woman is found dead in an elevator, but her murder is just the beginning; as Barbara Butcher retraces the chain of evidence, she uncovers a domino effect of violence that leaves a trail of bodies across the Bronx.

When an unknown body surfaces in the icy East River, Barbara Butcher joins detectives in a race to reconstruct the victim's identity using the few fragile clues left behind; pressure mounts when a report comes in that there may be more victims.

In 2012, a tight-knit Las Vegas neighborhood is shattered by the murder of a mother and daughter in their home; investigators must analyze a crime scene soaked in rage to help stop a killer before they strike again.

When a garbage bag containing a young woman's body is dumped in a NYC tunnel, Barbara Butcher and a rookie homicide detective unravel how a seemingly straightforward crime conceals a chain of forensic contradictions, and a killer no one saw coming.

The team helps the Abilene Police Department investigate the heartbreaking double homicide of a devoted mother and her young daughter strangled in their home; DNA evidence left at the scene might help identify their killer.

Kelly and Steve join the Kankakee Police Department to help a woman who just missed seeing her mother's killer at their front door when she was 11 years old; decades later, efforts are made to recall any clues to help crack the case.

Kelly and Steve team up with the Anderson County Sheriff's Office to solve the horrific quadruple homicide of a family on Halloween; their investigation reveals a family feud, a trail of stolen cash, and a bloody shoe print left by the killer.

The "Cold Justice" team and the Anderson County Sheriff's Office continue their investigation into the quadruple homicide of a family of four in an attempt to finally give answers and justice to their grieving family and community.

Kelly and Tonya look into the murder of a hard-working mother who was stabbed and bludgeoned to death; the investigation uncovers a secret affair and a revelation as shocking as the murder itself.

Kelly and Steve join the Searcy Police Department to untangle the mystery of a popular hairstylist, murdered on the night of her thirtieth birthday; is it an old flame, a new boyfriend or someone else entirely?

Buried in the desert lies more than just a body, but a legacy that rides the line of love and hate; Barbara Butcher investigates a murder, where the motive festers across generations before exploding into violence.

Kelly and Abbey investigate the 1999 murder of a beloved churchgoing mother and grandmother, shot dead in her own home; with no known enemies, was she killed to send a cruel message to someone she loved?

Kelly and Steve join the Searcy Police Department to untangle the mystery of a popular hairstylist, murdered on the night of her thirtieth birthday; is it an old flame, a new boyfriend or someone else entirely?

Buried in the desert lies more than just a body, but a legacy that rides the line of love and hate; Barbara Butcher investigates a murder, where the motive festers across generations before exploding into violence.

New revelations and never-before-seen interviews shed light on the grisly and twisted case of notorious serial killer Jeffrey Dahmer.

Police initially suspect natural causes as they investigate a man's death, until they learn about an unconventional love triangle, which points the investigation in a new direction.

Police initially suspect natural causes as they investigate a man's death, until they learn about an unconventional love triangle, which points the investigation in a new direction.

Family man Jack Jessee is murdered in his home, but the case goes cold until a dogged detective unravels a conspiracy and pins down the perpetrators.

Months after a woman and her husband come down with the same mysterious illness, the woman dies after experiencing the same symptoms; old recordings reveal the twisted truth about her demise.

Detectives find a message written in blood during a murder investigation.

A remorseful Pandora returns; her son Cody Henderson speaks out, revealing why he took part in a crime that landed him in prison for life and how he feels about the mother who turned on him.

The twisted story of a heinous murder plot in Kansas; rife with betrayal and deceit; in an exclusive interview with someone personally involved in the crime, hear a riveting account of the deadly scheme.

When a string of elderly people are brutally murdered in their homes along the Mississippi River, a Task Force is formed to hunt down a serial killer before they can strike again.

When a schoolteacher is gunned down in public, a known felon's DNA and phone records link him to the crime; however, after investigators arrest the man, they discover the real killer might actually be someone else entirely.

A beloved member of the local community is brutally murdered with part of his body apparently taken as a souvenir by the killer; detectives try to make sense of this horrifying crime despite conflicting stories and a possible false confession.

After a hard working Virginia couple is brutally murdered on the eve of their anniversary, the ensuing investigation goes cold until detectives find the most unlikely of suspects.

Investigators speak for the first time on one of the most baffling cases they've encountered, exposing the truth about what happened to Shanann Watts and her two daughters at the hands of a seemingly devoted husband and father, Chris Watts.

After authorities finally identify the prolific Green River Killer, it becomes a cat-and-mouse game as they must get inside his mind to get him to lead them to the remains of other missing women.

The long-lost confession tapes of the man who claimed to be the Boston Strangler have been uncovered. Suppressed for decades, these exclusive tapes reignite doubts about his confession, inspiring experts to reexamine the evidence and suspects.

A promising college student disappears after a Halloween party; as detectives hunt for any sign of the missing woman, they uncover a volatile love triangle and a brutal murder driven by manipulation and jealousy.

The long-lost confession tapes of the man who claimed to be the Boston Strangler have been uncovered. Suppressed for decades, these exclusive tapes reignite doubts about his confession, inspiring experts to reexamine the evidence and suspects.

Retired Detective Ken Mains teams up with an inmate on death row to expose the secrets of unknown serial killer Joseph Naso: while bringing closure to a victim's family, Ken uncovers that Naso likely killed many more women than police ever thought.

Retired detective Ken Mains and inmate Bill Noguera uncover new details about serial killer Joseph Naso, who posed as a pro baseball team's photographer to hunt women and may have gone on a killing spree in Sin City.

Bill Noguera gets a written confession from serial killer Joseph Naso, cracking open another cold case from his list of 10; Detective Mains uncovers more potential victims from an infamous case in New York.

The investigation into the death of Spokane, Wash., businessman exposes a web of malevolence extending from the Pacific Northwest to a North Dakota oil field.

The investigation into the death of Spokane, Wash., businessman exposes a web of malevolence extending from the Pacific Northwest to a North Dakota oil field.

A cold-case investigator helps police determine what happened to a missing woman.

Haunted by the events leading up to her conviction, Jamie Grachek is ready to tell her story for the first time after eight years behind bars and explains her version of what happened the night a violent home invasion left her ex-husband dead.

Featured in the first-ever episode of "Snapped," Celeste Beard Johnson returns 18 years later to reveal new details surrounding the murder of her millionaire husband and speaks out against those who support her conviction - including her daughters.

After spending 20 years in prison for a crime in which she claims no involvement, Lucille Duncan breaks her silence for the first time; she details the harrowing events that led to the shooting of her ex-boyfriend and her hopes of freedom.

Cristina Rodriguez shares her experience watching her then-lover beat her boyfriend to death, and how it felt when he testified against her; a second convicted killer reveals his side of the story with new details.

Serving a life sentence for the murders of her father and his girlfriend, Tabitha Messina explains what happened on camera; she claims she wasn't the mastermind and shifts blame onto her convicted co-conspirator.

Convicted killer Misook Wang sits down to detail her mother-in-law's murder; Wang's ex-lover comes forward to discuss his daughter's death, and why he thinks Wang was involved.

When a Kansas mother is discovered brutally murdered in her own home, investigators fear that her missing teenage daughter has met a similar fate; They scour the area for clues until rumors guide them to an unlikely mastermind.

After a beloved Missouri barfly is found stabbed in his home, detectives spend years chasing down leads until a local pastor reveals a shocking confession from one of his parishioners, revealing a twisted desire and deadly secret kept for years.

A general store owner in Rusk, Texas, calls 911 and makes a harrowing confession, but as detectives dig deeper, they discover a disturbing pattern making them rethink the motivation behind the crime.

Police believe nurse Kristen Gilbert may have committed up to 60 murders at a hospital in Massachusetts; some say an affair drove Gilbert to murder while others think her narcissism caused the death of these innocent patients.

The stories of five women who suffered vile abuse while trapped inside the home of a prolific serial killer from which they eventually escaped.

The long-lost confession tapes of the man who claimed to be the Boston Strangler have been uncovered. Suppressed for decades, these exclusive tapes reignite doubts about his confession, inspiring experts to reexamine the evidence and suspects.