Duke is forced to steal crucial evidence from the police locker in exchange for his kidnapped granddaughter; Jerry goes under cover at a mental health facility to solve a murder.

McGarrett and Five-0 take on the mob when a former boss is killed; Junior's friend is on the run after witnessing the murder.

McGarrett joins Junior and his SEAL team on a mission to capture an elusive person who is holding his mentor hostage; Gerard Hirsch and Kamekona help Grover and Tani on a murder case involving art stolen by Nazis during World War II.

The Phoenix must recover the body of a pilot whose plane crashed while testing an experimental laser mapping system that MacGyver designed; Riley tries to identify the hacker who tricked a SWAT team into arresting her and Elwood.

MacGyver and the team are asked to solve a locked-door mystery when a man working inside a remote, ultra-secure international seed vault disappears.

When Nicholas Helman resurfaces to carry out a killing spree, the team is forced to get help from the one person who knows him best -- his protégé, Murdoc.

MacGyver and Desi help a group of Syrian refugees who are being pursued by human traffickers; Bozer is trapped in Oversight's car, and it's rigged to explode.

Two American tourists go missing while doing a scavenger hunt through some of the world's most dangerous countries; the Phoenix team goes under cover as backpackers to find them and bring them home alive.

A cunning new adversary's carefully crafted plans force Mac to make an impossible choice: save the life of a friend or save the lives of hundreds of innocents; Mac receives new information that will drive a wedge between him and his father.

Matty's ex-husband, Ethan, asks her for help when a criminal organization kidnaps his wife and daughter; Matty must decide if she's willing to commit treason to help Ethan; Riley joins Billy Colton and Mama Colton on a mission to Paris.

Ex-MI6 agent Russ Taylor recruits former Phoenix Foundation members Mac, Riley, Bozer, Matty and Desi to hunt down a bioweapon that's planned to be used by a mysterious organization for a devastating attack on a major US city.

Hotch is arrested by a SWAT team and suspected of conspiracy; when the team members scramble to prove Hotch's innocence, they discover a larger plot may be on the horizon.

New recruit Luke Alvez helps the team capture a killer who escaped from prison with 12 other convicts.

J.J. is shaken after investigating the case of two abducted children, and tells her husband about the events.

As the BAU welcomes back Emily Prentiss, they're called upon to investigate the disappearance of three women.

The team searches for a serial killer along the Appalachian Trail in rural Virginia.

The BAU investigates the case of two murdered families, where two high school students are the sole survivors.

Three children vanish while riding their bikes on the same path where a similar unsolved disappearance took place 30 years earlier.

A man who believes himself to be the brother of Dr. Tara Lewis arrives in town, knowing everything about Tara's family; Tara is unable to make contact with her real brother.

The BAU team investigates when the remains of a dozen people are discovered along a creek bed in Yakima, Wash.

While conducting a profiling course on his birthday, Rossi gets a call from serial killer Tommy Yates, who gives him the location of his latest victim.

The team investigates when home invasions involving casualties strike upscale neighborhoods in San Diego.

The BAU investigates when a bizarre hieroglyph is found under a deceased homeless man's armpit; Reid decides to take his mother out of a clinical study early to bring her home.

The BAU team is called in to investigate when male bodies are discovered that seem to be impossible to identify.

When a BAU member gets in trouble in Mexico, the team enlists the services of the International Response Team for help.

The BAU looks into the cause of several fatal car crashes involving drivers and pedestrians; Reid gets bad news.

The BAU investigates a series of disfiguring acid attacks on young men and women; Dr. Reid begins to settle into his new surroundings.

The team searches for a group of video gamers that has started to play the game in real life, killing police officers, stealing evidence, raping women, and robbing a bank.

Horatio and his team investigate the murder of a suspected drug lord as one member of the group is arrested for buying marijuana.

New technology helps find the true rapist in a cold case, but he is murdered before he can go to trial.

A man is murdered while trying to learn how to pick up women at a hip Miami nightclub.

When a female executive is shot at an afternoon concert, the evidence leads the team to suspect that the dreaded Mala Noche gang has struck again.

Evidence shows that a series of murders is linked to organized crime, but it also leads Horatio and the team to a pair of film students whose screenplay mirrors the details of the crimes.

When a body is found during a beach volleyball tournament, the evidence leads Horatio to his nemesis, Walter Resden, who is now targeting a person Horatio has sworn to protect.

A convicted child molester is found murdered in Alexx's neighborhood.

As their murder investigation intensifies, Horatio must ask Natalia to reveal a secret from her past to help solve the case.

When a corpse is recovered, the team finds evidence against a man formerly vindicated of killing his wife and dumping her body in the ocean.

Horatio must protect Marisol when her life is threatened after she witnesses a robbery.

The CSI team must find whoever is trying to kill a couple recently released from jail, whose misdeeds turned them into media darlings.

When the remains of a woman from a wealthy family are found in a national park, the team thinks she may be a victim of the Ghost Killer; Booth's career might be in for some changes.

When the head swim coach of a community college is found dead at the bottom of the well, possible suspects think he may have been having an affair; a new intern (Laura Spencer) catches Sweets' attention.

A man who wanted to talk to Booth about a possible government cover-up is killed before their meeting takes place; as Booth and the team investigate the conspiracy surrounding the man's death, Booth's future with the FBI becomes uncertain.

Skeletal remains found at the bottom of a lake turn out to be those of a congressman's former aide.

When Dr. Brennan uncovers the identity of a man killed while driving a car registered to a prominent Middle Eastern man with ties to the U.S. government, she and Booth find themselves tracking a terrorist.

The decaying corpse of the Venezuelan ambassador's son is found hanging from a tree.

Brennan and Booth travel to Washington state to determine how a human arm ended up in the stomach of a black bear.

Brennan identifies remains of a 6-year-old boy who went missing from a local park and determines that he was sexually assaulted before being murdered.

Angela and Brennan are caught in a melee at a hip-hop club, when a wall breaks open and reveals a mummified corpse and a stash of drugs.

Brennan and Booth race the clock to tie up loose ends before the defendant in Booth's first FBI case is executed for the crime.

A girl's decomposed remains are found in a refrigerator, leading Brennan to confront her former mentor.

Construction workers find a skeleton in an old fallout shelter from the 1950's and the Jeffersonian is brought in to help identify the remains; when Zack cuts into the bone, he accidentally releases spores of the deadly fungus Valley Fever, causing the team to be quarantined in the lab over Christmas; while everyone tries to maintain the holiday spirit, Brennan buckles down to solve the mystery of the fallout shelter.

A sex tape featuring the Minister of Foreign Affairs goes viral.

Toby connects with a gifted young woman whose mental powers appear to rival or even surpass his own.

Toby is forced to use his telepathic abilities to keep himself and others alive when he becomes a hostage in a bank heist.

Toby struggles with Alvin Klein during his first official investigation: a 10-year-old murder.

The team uncovers a sinister motive for a string of brutal home invasions.

The BAU goes to Atlanta to investigate a series of murders, which they believe are being committed by more than one unsub.

Multiple married couples fostering young children are murdered in Seattle; Garcia worries that Kevin is about to propose.

When a young boy is found in the Arizona desert and another goes missing, the team searches for the kidnapper; Morgan draws on his difficult past to connect with the found child.

The team investigates a series of gothic, ritualistic murders in Oregon.

When Morgan's sister sees a woman who looks like their presumed-dead cousin, the BAU reopens the case of her disappearance.

After an infamous serial murderer is executed, women in the same Oklahoma town are attacked by a copycat; Prentiss gets nervous about making a major real estate purchase.

The team leads a class of college students through the nearly 20-year chase for a serial killer.

When the BAU is called to negotiate a situation at a federal bank, one of their own becomes a hostage; Prentiss says goodbye.

When the BAU is called to negotiate a situation at a federal bank, one of their own becomes a hostage; Prentiss says goodbye.

The BAU investigates when a prisoner escapes and starts leaving behind victims with his unique trademark; the team gets to know its newest member.

When a murder victim is discovered in San Diego and another is found in Los Angeles, the team thinks a murderous duo is responsible.

When one Kansas family goes missing and another one turns up dead, the team looks for a link between the cases; Beth has surprising news for Hotch.

The BAU team pursues an amateur surgeon who amputates limbs from his victims; Reid's calls to a mystery woman create intrigue.

When four men from Oregon go missing, the team looks for a common link; J.J. is upset when her son doesn't want to celebrate Halloween.

The team searches for a killer in Miami who started out slaying animals and then quickly progressed to murdering prostitutes; Morgan asks Reid to join the bureau softball team.

The team travels to Santa Monica when burned bodies start showing up on a pier; Rossi gets together with his former Marine sergeant from Vietnam.

The BAU team springs into action when a school bus full of children goes missing near Washington, D.C.

A popular motivational speaker comes under suspicion when a conference attendee is murdered; Garcia is confused when Morgan doesn't want to attend a dinner honoring a family friend.

When multiple dead men are found, the BAU tracks a killer with ritualistic tendencies; Reid is anxious when faced with an opportunity to meet his mystery woman.

Gen. John Acosta recruits MacGyver to steal a highly classified project from a military lab to find flaws in its security.

MacGyver and the team are on a plane that's in the air when the pilot has a heart attack.

As MacGyver works quickly to rescue survivors from a collapsed building in Germany, he discovers a new safety threat -- an undetonated bomb from World War II is hidden beneath the rubble.

In an attempt to find the main players in the Codex and cut off their match-fixing funding, Desi goes under cover to infiltrate a soccer team and find the corrupt player working with the shadow organization.

When Russ' first love, Emilia, is kidnapped by the same rebels he fought during his private military contract days, he takes the Phoenix team to a small, impoverished town to rescue her and rid the town of the rebels for good.

A double date descends into chaos when Mac and Desi witness a murder in the back of the restaurant; as they work to find the killer, Riley tries to keep the secret about her and her friends' "day jobs' from her new boyfriend.

After Oversight is almost killed in a bombing, he recruits Mac to help him find the suspected bomber; Mac meets his Aunt Gwendolyn.

Los Angeles' power grid is taken hostage in a ransomware attack resulting in a citywide blackout; the team discovers the ransomware code used was written by Riley years ago.

The team investigates when a TV producer is murdered; Christine is accused of biting a classmate; Hodgins uses his tools at the Jeffersonian to chemically re-create Finn's hot sauce.

The team investigates when a stockbroker -- who moonlights as a stripper -- is murdered; after a 24-year absence, Booth's mother (Joanna Cassidy) shows up with a request.

The team tries to prevent a viral outbreak during an investigation into a journalist's murder, whose infected body is found at a biohazard facility; when Arastoo Vaziri is affected by the mutated virus, the only way to save him is to solve the case.

Christopher Pelant returns to toy with the Jeffersonian team; an investigation reveals a string of murders tied to FBI agents; Brennan evaluates her relationship with Booth.

The remains of an accountant for the state department are found in a hotel air conditioning unit; Booth finds an Army buddy and CIA agent, Danny Beck, removing evidence from the victim's condo; Brennan contemplates her future with Booth.

The investigation into the murder of a management consultant whose remains were partially eaten by bobcats leads to a marriage retreat site; Cam's identity is stolen; Sweets decides to take a leave of absence.

The team investigates when a gang member's remains are found in a burnt-out car; when Sweets learns that one of the boys from the center where he volunteers is a gang member's son, he decides to help.

The team devises a plan to use a donated cadaver to draw out Pelant; Sweets returns to work and believes Agent Flynn isn't who he seems.

The team investigates the murder of a high school principal who was dying of cancer; Brennan and Booth plan their wedding; a virtual profiling system threatens Sweets' job.

The team tries to keep the details of an investigation away from Brennan so she will focus on her wedding; Max shows up with a suspicious bag of cash.

Unable to relax on their honeymoon, Booth and Brennan decide to help a local detective solve the murder of a Nazi war criminal; Hodgins and Angela look after Christine.

The team suspects that a man who made his money donating sperm was killed by a recipient who learned his records were inaccurate; Brennan enters a feud with a fellow author (Nora Dunn).

A key witness turns up dead in a case for which Brennan is a juror, so the team works to discover what has happened.

The team investigates the murder of a food scientist whose body was put through a meat grinder and mixed into canned stew; Angela puts together a post-wedding bachelorette party for Brennan.

When a gymnast's remains are found in a park, Booth and Brennan discover she was living a double life; Cam confronts the woman who stole her identity.

The team investigates when the remains of a girl who died 18 years earlier are delivered to Brennan and Booth's house; Brennan dreams about Pelant.

The team investigates the death of a petty officer whom Pride had mentored; Brody searches for a place to call home.

When a Navy lieutenant on liberty dies of bubonic plague, NCIS Special Agent Tony DiNozzo helps the New Orleans team as they try to control a potential outbreak and find the source of the infectious disease.

An armored transport bus crashes, resulting in the escape of four prisoners -- including a black market broker topping the list of national security threats; Pride needs Gibbs' help with a case file full of redactions.

When a Navy SEAL is found dead in a sorority house, the team must determine if his death was related to collegiate foul play or a classified mission; Pride's daughter visits the office.

The investigation into a chief warrant officer's death reveals that his wife has been abducted -- leaving the team with a 22-hour deadline; senior FBI agent Fornell assists with the case.

Amidst Halloween festivities in New Orleans, a Naval Staff Judge Advocate dressed in a costume is found dead in a cemetery; the team debates Halloween costumes and activities.

The team investigate the murder of a Navy Officer assigned as a tech liaison with a private developer; Pride turns the carport into an auto shop.

A murdered petty officer -- with a proposal and an engagement ring -- is found in a Mardi Gras float storage facility; the members of the team are baffled when they cannot locate the victim's girlfriend.

When the daughter of the U.S. ambassador to the Philippines is found dead, the governor tasks Five-0 with finding her abducted sister.

When the CEO of a successful surf company is murdered, Kono revisits her past; Five-0 is thrown into the varied but interconnected worlds of North Shore surfing.

A Navy SEAL accused of murder takes hostages and safe haven on a memorial battleship.

When Danny's ex-partner is found dead at a Hawaiian luau the Five-0 team's investigation leads them to some dirty cops and a powerful cocaine cartel.

The team must protect a ruthless dictator from an assassination.

A ring of thieves pulls off the heist of an armored car, killing two security guards and leaving the money behind; Danny must seek his ex-wife's help in the case.

The abduction of a woman and the murder of her husband on their honeymoon becomes the case of the Five-0 team; Dr. Max Bergman (Masi Oka) recognizes similarities to a string of unsolved homicides.

The man who murdered McGarrett's father resurfaces; Chin Ho's life is put in danger during a hostage situation.

McGarrett discovers new clues in his mother's murder when his sister is kidnapped.

After a high-speed chase, the team makes a gruesome discovery; Chin Ho and his former fiancee awkwardly reunite.

The head of the Tsunami Warning Center disappears just as the island is being evacuated for a terrible storm.

The team heads into the jungle to try to find a missing witness in a high-profile murder case before the assassins that are after her.

An afternoon pleasure cruise turns into a nightmare when pirates attack and take hostages.

The team must stop a vengeful bomber; Danny's fun-loving brother (Dane Cook) visits unexpectedly.

A science-fiction fan dressed as a superhero is murdered; McGarrett receives a visit from a CIA agent interested in finding Yakuza.

While on a hike, Danny and McGarrett find a murder victim; Chin Ho and Kono go home to visit their ailing aunt.

A musician -- who created a controversial algorithm to generate hit songs -- helps the team investigate the murder of a music blogger; Drew seeks help connecting with his son.

Cabe's ex-wife needs the team's protection after she discovers evidence that suggests a prominent congressman's death involved foul play.

The team must recover stealth technology from a military plane that was shot down in Bosnia; Walter's sister visits with Sylvester at the garage.

Sylvester ends up in critical condition after accidentally triggering an explosion during an investigation; the team must remain focused on finding the culprit.

The team investigates the copycat murder of an unsolved case from 150 years ago that spawned a legendary ghost story; Gregorio is spooked when the case is connected to a recent séance and a local medium.

Sebastian is placed on administrative leave after being questioned by the FBI about a foot chase; Pride and the team attempt to clear Sebastian's name.

The murder of a petty officer leads the team to a woman who is targeting men with high security clearance; Lasalle's father arrives to discuss the family business.

The team investigates after a clinical trial in which brain implants are put into veterans is hacked; Patton must work alongside his ex-wife, who spearheads the project.

Wade's son asks Pride for help after being attacked and discovering his girlfriend is missing; Pride must meet with a therapist to discuss his process for solving cases.

Pride starts to doubt evidence suggesting homeless kids murdered a petty officer.

Rita Devereaux tells Pride that Douglas Hamilton is about to make a deal to get out of prison; Pride and the team re-investigate the Clearwater case in hopes of spoiling his plans.

After a deadly armed robbery and high-speed chase is linked to an undercover ATF operation, Percy reconnects with her former ATF partner.

Sebastian's high school friend asks for help when her business partner is killed at a gaming convention; FBI Special Agent Raymond Isler believes Adrian is the hacker that the Cyber Crimes division has been tracking for years.

A petty officer's murder leads the team to a nightclub where Pride's mother used to perform; LaSalle must return home to Alabama after receiving an unexpected call from his family.

A petty officer is murdered while in town to help a refugee family; Wade works on the special election campaign for Mayor Zahra Taylor that takes place during Mardi Gras.

FBI Special Agent Raymond Isler asks Pride for help with an off-the-books opioids theft investigation he is personally invested in; Percy works undercover as a getaway driver, with Isler as the muscle for a job tied to the case.

A congressional aide disappears after a hit man saves her from two men posing as NCIS agents; LaSalle struggles with life-altering decisions regarding his brother's future.

The team investigates the murder of a Navy captain who was searching for a priceless 200-year-old fleur-de-lis during the annual Louisiana Pirate Festival.

Pride, Sebastian and Tammy travel to South America after Pride is personally requested by a former colleague to assist with a classified operation that has been compromised.

Percy and LaSalle go undercover at a high-stakes poker game after the organizer targets players with access to a naval research laboratory; Laurel Pride visits her dad during spring break to discuss options after her upcoming graduation.

Pride and his bar patrons are held hostage by a group of volatile thieves.

Gregorio calls on her former behavioral science professor when the team's latest case matches one she studied during FBI training.

A journalist posts a scathing article documenting Pride's "reckless use of justice"; the team is concerned about the fallout from the piece and the confidential information revealed; Rita Devereaux tells Pride it is a coordinated attack on him.

Pride assembles an off-the-books team to search for a loophole when he faces a grand jury indictment for abuse of power.

On Christmas Eve, a boy is trapped in a beach-side cave, where the rising tide threatens his life; the team races to find a way to save him.

The team tries to help Ralph when he is taken by the FBI for questioning after his web game play unintentionally reveals a CIA safe house's location.

The team searches for a CIA mole who has been coerced into stealing deadly chemicals; Paige shows Walter how to flirt.

The team must help an injured former Secret Service agent regain his memory in order to stop the launching of weapons of mass destruction.

A kidnapped woman misdials a cell-phone number and begs for help, and the team must figure out the number and person she was trying to call.

The team has a long list of suspects, including a victim's wife, a magician and a captain, as members search for the killer of two people on a cruise ship docked in Miami.

A spoiled heiress is found dead in her bathtub during her own party, with no shortage of suspects; Horatio tells Delko that he and Marisol plan to wed as soon as possible.

The team is on the verge of putting away members of the Mala Noche gang, but the gang's planned hit on Horatio endangers the lives of those close to him.

Horatio mourns the murder of someone close to him as he and the team hunt for the killer; the revelation of the mole's identity jeopardizes the future of the lab.

The team discovers a Russian spy ring hiding on Oahu when a Russian submarine appears off the coast.

After McGarrett's CIA agent friend is killed, he lets himself be captured by the group he thinks is responsible to find the killer; Tani questions whether she should tell McGarrett about the murder weapon she found at Adam's house.

When a vacationing father on a flight to Honolulu is kidnapped and forced to parachute midflight, Danny, Tani and Junior track him through the jungle to discover that he may not be who he seems; McGarrett is threatened with a secret from his past.

A heat wave hits Oahu, contributing to a spike in crime; McGarrett and Danny hunt down a bank thief; Tani and Junior's car is stolen while they're on duty; Kamekona incites a riot by price-gouging his ice.

Jerry accompanies Junior as he escorts a fallen soldier home to Oahu; McGarrett and Danny discover a body when they delve into the highly profitable black market for sand.

On Halloween, Jerry and his friends search his childhood camp for evidence to a murder he witnessed as a boy; McGarrett investigates a little girl who drew pictures depicting the scene of a recent murder before it was discovered.

McGarrett crosses the line and is arrested while investigating the death of his former SEAL buddy who died while making an emergency landing on an aircraft carrier; Adam returns to Oahu with devastating news about his marriage.

McGarrett investigates a cold case that his grandfather and the famous Honolulu detective Chang Apana worked on in the 1940s; McGarrett and Danny get ready for the opening of their restaurant.

Grover's parents and brother arrive in Oahu for Thanksgiving; a thief is crushed to death by an empty safe.

When a renowned urban vigilante is killed after making a citizen's arrest, the team delves into the world of super heroes and comic books to find the killer; Adam gets closer to finding out who killed his sister.

After fighting off an assassin in his own home, McGarrett and Joe White flee to Montana to prepare for a battle against those exacting revenge for a past SEAL mission.

Still reeling from the murder of one of their own, Steve and Catherine, along with Danny, Junior and some old friends, hunt down the killer; a bag of human bones discovered inside an abandoned storage locker goes missing.

McGarrett and the team support Danny and Rachel by determining what happened when Grace gets into a life-threatening car accident; Tani helps Koa when his rehab patient goes missing.

Adam, Junior and Tani travel to the bottom of the Pacific Ocean when a murder takes place in a remote underwater lab -- and the killer may still be on board.

While investigating Flippa's friend's murder, McGarrett and Grover uncover a deadly plan by an extremist group on the Island; Grover has an emotional reaction to the case.

When Mac is put into a dream state to help him recall key evidence found in Nikola Tesla's secret lab that could stop Codex's deadly plot, he encounters Nikola Tesla, Alexander Graham Bell, Thomas Edison and his mother.

Mac is placed inside a fake prison cell with a top Codex operative, "The Merchant," to gain his trust and get intel on their next move.

The team is forever altered when MacGyver's Aunt Gwen gets into his head and convinces Mac and Riley to join Codex; Matty and Russ take their concerns about Codex to the White House.

Mac and Riley's mission is interrupted when Russ, Desi and the Phoenix team move to prevent Codex from detonating a weapon of mass destruction; the team discovers Russ' real reason for purchasing the Phoenix Foundation.

Mac and the team infiltrate a hotel used as a hideout for criminals and find a woman with vital information on Codex.

When Taylor's former protégé is killed while preventing a bioweapon from falling into the wrong hands, Mac and the team must find the weapon so Desi can pull off the ultimate heist before it's sold to a terrorist cell.

When Russ is kidnapped, Mac and the team must break out a previously murderous psychopath, now pacifist, from prison to help find him; while on the run, Mac and Desi are forced to confront their relationship issues.

Mac's meeting with Desi's parents goes sideways when her brother finds himself in trouble and needing their help; Russ and Matty must ask an old nemesis for assistance when their new recruitment candidate is kidnapped.

A mother steps forward with valuable information for the BAU to aid in their investigation of an unsub known as the bone crusher; Reid must adapt to a new set of rules in prison.

The BAU believes two unsubs may be operating simultaneously when victims killed in two different ways are discovered in the same city; the team grapples with keeping Reid safe in prison.

The BAU investigates an urban vampire who kidnaps his victims at night and holds them underground in the sewer system; Reid makes a difficult decision in prison.

The BAU is called to investigate after three victims are discovered tied to stakes in the brutal Arizona desert.

The BAU investigates when several federal government employees, including a close friend of Walker's, succumb to symptoms of a heart attack; Reid anxiously awaits his trial date.

When Reid fears his mother has been abducted, he asks the BAU to investigate while he's stuck in prison.

Morgan brings the BAU new information in the case against Mr. Scratch, a serial killer and escaped convict who has been wreaking havoc on the team.

Agent Matt Simmons joins the BAU team in a race to take down Mr. Scratch and save one of their own in the process.

The BAU investigates three similar crimes in which victims' remains are discovered in old suitcases.

When an anger-driven, unknown subject targets successful businessmen in Detroit, the BAU must investigate.

The BAU investigates a workplace shooting committed by a state-of-the-art drone in Silicon Valley.

Morgan returns to the BAU to help Penelope deal with a case that has affected her emotionally.

The BAU must find out what several missing women have in common to find them.

The BAU searches for a subject who is targeting prominent members of the community.

The BAU is called in to investigate when a criminal sensationalizes his crimes by giving the local media exclusive footage.

The BAU is called to investigate when two members of a conspiracy group in Roswell, N.M., perish in quick succession.

Horatio and Delko travel to Brazil in pursuit of Marisol's killer.

When Calleigh is run off the road into a canal, the evidence she is carrying becomes corrupted, so the team must uncover new evidence to solve the case.

After a celebrity is murdered at an A-list party, the team uncovers a counterfeiting ring producing $100 bills.

Male models' good looks may have cost them their lives; Natalia's abusive ex-husband begins stalking her at the lab.

A politician supports the use of eminent domain to clean up a neighborhood, and his dead body is later found in an empty house.

Bizarre incidents take place in the CSI lab after the team begins its investigation into the death of a Santeria practitioner.

A man is decapitated while performing a stunt, and Horatio believes his death was more than just an accident when he learns the hydraulics system had been tampered with.

While investigating a kidnapping and murder, the team finds a safe with dozens of pictures of missing women; as the team tries to find Boa Vista's kidnapped sister, Horatio must find the killer.

The team's investigation into the death of a young woman, killed after being auctioned off at a charity event, leads to a plot that could put the entire city in jeopardy.

When a Marine recruiter is murdered, the team delves into the world of military enlistment to try to find the killer; Natalia must face her ex-husband when he asks out one of her co-workers.

The team must find a suspected terrorist, who goes on the run after a failed attempt on her life.

Horatio, the lab's night shift and Calleigh's ex-boyfriend must find evidence that proves Natalia's innocence when she is accused of her ex-husband's murder.

Extensive plastic surgery hides the identity of a body whose parts were found near an airport.

When a woman's burned body is found in a car with evidence that her child was kidnapped, Brennan and Booth's investigation leads to a suspect who is in the Witness Protection Program.

Brennan and Booth's investigation identifies a decomposed body found in a local alley as that of a friendless teen.

Booth and Brennan investigate when police find the dug-up corpse of a young woman in the trunk of a Salvadoran gang member's car.

At the scene of a plane crash involving Chinese diplomats, Brennan finds three small bone fragments that did not come from the plane and might have something to do with a local man who went missing five years earlier.

Brennan tries online dating but ends up the target of a shooting when she tries to meet her date at a local restaurant.

When the remains of a filmmaker are found in the ventilation shaft of an underground tunnel, Brennan and Booth discover a subterranean world of homeless people.

The investigation of the bones of a shooting victim leads to a counterfeiting ring.

When a body is found clutching a 300-year-old finger bone, Booth and Brennan's investigation leads them to a dive site where a pirate may have buried his treasure.

Brennan wakes up in the bathroom of her New Orleans motel room, bloodied and beaten with no memory of what happened.

While examining a young girl's cancer, Brennan and Booth uncover a bone-smuggling ring.

Booth and Brennan's investigation of an apparent suicide of a protester in Arlington National Cemetery may lead to a military scandal.

A performer's life is threatened, so Toby poses as her assistant and helps to investigate.

An African teenager, whose father is an alleged war criminal, is abducted.

Toby's telepathy acts as surveillance when Michelle goes under cover to expose an art-theft ring.

Toby and Michelle investigate the connection between a cult and three missing young women.

The team tracks a suspect who shares the same style as a serial killer from 30 years ago; someone tracks the BAU's cases and replicates crimes.

With the help of the BAU team, Reid tries to find his girlfriend before it's too late.

As Reid deals with a personal loss, the rest of the team heads to San Francisco after victims are found in the Mission District.

When an author's daughter goes missing on the anniversary of his wife's disappearance, the team investigates the author as a possible suspect.

The team heads to Austin to investigate when victims with watches set to inaccurate times are discovered; the team's stalker gets closer.

Victims of the Replicator, the BAU's stalker, turn up in Philadelphia; the members of the team think they are getting close to apprehending their suspect.

The team investigates victims who were sharing details about their personal lives and inner desires online; Kevin becomes jealous when he finds out that Garcia might have a new love interest.

When the team goes to Morgan's old neighborhood to track an UnSub targeting middle-aged men, Morgan suspects they are looking for someone connected to the man who abused him as a child.

A 25-year-old time capsule opened in a small Colorado town reveals a gruesome discovery and a possible connection to a local police officer's death.

The team heads to Rapid City when two men are murdered in a ritualistic way; Reid mourns Maeve's death.

The BAU team heads to Los Angeles in search of a suspect who kidnaps nannies and the children they care for.

The team tracks a suspect targeting people in Detroit; Blake receives a life-changing proposition from her husband (D.W. Moffett).

The team investigates a series of deaths in Manhattan that seem to be related to ecstasy overdoses; Hotch makes a discovery about his estranged brother.