Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S5, ep 3).

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates. (S1, ep 2).

The observational documentary series continues. At Heathrow Terminal 3, officers stop a student from entering the UK, while the team in Calais search lorries for illegal immigrants. (2/8).

Reality series following Ireland's border agents working in passport control, immigration, security, policing and various counterfeit departments. (S2, ep 7).

Buckle up and brace yourselves for sights so unusual you'll begin to question your own sanity, all caught on the handy dashboard-camera. (S3, ep 6).

A Sensleess Act: Lauren Landavazo: As 13-year-old Lauren walks home from school, a loner is getting ready to ensure that if he can't have her, no one can. (S2, ep 6).

Peter Manuel: Fred Dinenage examines the murders of Peter Manuel who was hanged for killing seven people in the 1950s, but not before confessing to killing many more. (S2, ep 6).

Stephen Unwin & William McFall: After striking up a friendship in prison for previous murders, Stephen Unwin and William McFall's release had awful consequences. (S7, ep 8).

Sarah Wellgreen - Kent: The story of taxi driver Ben Lacomba, who was convicted for the brutal murder of his ex-partner even though her body was never found.

Carlson - The Stranger in The Night: Documentary lifting the lid on police investigations into some of the most incredible murder cases in criminal history. (S3, ep 7).

Most Evil Killers. Rodney Alcala: Examining the murderer who appeared on a dating game show in the midst of a killing spree that may have claimed as many as 130 victims.

The A6 Murderer: Fred Dinenage investigates the story of the alleged A6 murderer James Hanratty and explores the arguments for and against his conviction.

Diana Lee - Cheshire: The story of David Ryan, who cheated his lover out of £60,000 before bludgeoning her to death and mutilating her body to cover his tracks.

Peter Moore: Who was the killer dubbed 'The Man In Black'? This is a look at the murderer who took the lives of four innocent men 'for fun.

Unterweger: The story of the Austrian serial killer Jack Unterweger, who was heralded as an example of successful rehabilitation, only for him to kill again.

Dighton - A Deadly Hangover: When his parents criticised him for his idle behaviour, Daniel Dighton stabbed them to death before blaming his crime on a hangover.

The Murder of Marta Ligman: Ex-detective Colin Sutton revisits the brutal murder of deli worker Marta Ligman, killed by her controlling boyfriend and placed in a suitcase. (S3, ep 7).

Su?. The defence investigation reveals inconsistencies in the testimony of Nan-Yao, the victim's husband. Did he lie to the police? Could he be guilty? (4 of 6).

Chana - A Killer's Promise: A man who had shown a disposition to violence even as a child, Anmol Chana's troubling behaviour exploded in the worst possible way.

Babes in the Woods: For 26 years the public believed that two children found dead in Epping Forest in 1970 had died of exposure. But in 1996 the truth finally came out.

Alethea Taylor: A look into the killing of 63-year-old Alethea Taylor, a popular and much-loved woman who mysteriously vanished from her Herefordshire town in 2012. (S2, ep 8).

A Deadly Act: Mikey Rainsford. As Mikey Rainsford gets ready to meet his girlfriend, he's unaware that two strangers are lurking outside, out for revenge. (S2, ep 8).

A traveller's textbooks teach him an unexpected lesson, and a tourist hits a snag instead of the slopes. Plus, officers inspect a shipment of cosmetics. (S2, ep 4).

Officers add charges to a woman's lengthy rap sheet, before stumbling upon a hair-raising package from Malaysia. (S2, ep 5).

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences. (S17, ep 7).

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences. (S17, ep 8).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S5, ep 4).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S5, ep 5).

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates. (S1, ep 3).

The observational documentary series going behind the scenes of UK immigration continues, as officers at Heathrow Terminal 3's passport control question suspicious travellers. (3/8).

Reality series following Ireland's border agents working in passport control, immigration, security, policing and various counterfeit departments. (S2, ep 8).

Jump in as we witness icy escapades, heart-warming animal rescues and the wrath of ancient Nordic gods against motorcyclists. (S3, ep 7).

A Deadly Act: Mikey Rainsford. As Mikey Rainsford gets ready to meet his girlfriend, he's unaware that two strangers are lurking outside, out for revenge. (S2, ep 8).

Gordon Cummins: Blackout Ripper: Gordon Cummins struck in 1944 with the most gruesome spate of murders seen in London since Jack the Ripper. Fred Dinenage investigates. (S2, ep 8).

Colin Campbell: Thirty-two years later, a convicted killer serving life for manslaughter is found to be guilty of having committed a second murder. (S7, ep 9).

Diana Lee - Cheshire: The story of David Ryan, who cheated his lover out of £60,000 before bludgeoning her to death and mutilating her body to cover his tracks.

Marriott - Amnesia, Meth and Murder: Documentary lifting the lid on police investigations into some of the most incredible murder cases in criminal history. (S3, ep 8).

Horst Kroener: The disturbing case of 53-year-old German Horst Kroener, who was jailed in 2016 for murdering his Filipina wife in her sleep.

Jack The Ripper: Fred Dinenage speaks to Ripperologists about the continuing fascination with the Jack the Ripper mystery.

Peter Wrighton: The story of the senseless killing of 83-year-old Peter Wrighton, who was targeted by Alexander Palmer while out walking his dog in 2017.

Anthony Arkwright: A look the savage killer who murdered his own grandfather and two others in 56-hour blood-soaked killing spree.

Pawel Tuchlin aka The Scorpion: An examination of the Polish serial killer, who came to be known as \"The Scorpion\" after murdering nine women and attacking eleven others.

Sophie Lancaster: An in-depth look at the horrific murder of 20-year-old Sophie Lancaster, who was attacked by a gang of teenagers in a park in Bacup, Lancashire in 2007. (S1, ep 8).

New & Exclusive. Dancing With the Devil: Richard Ramirez finds himself the obsession of females fans while on death row, including one woman who makes huge sacrifices for him. (2 of 2).

Su?. Moochie's trial begins. Even if the defence's role is not to solve the case, they must prove Moochie's innocence. Do they have enough evidence to do so? (5 of 6).

Ruddy - The Staged Murder: Amid rising debts, divorce and substance abuse, Martin Ruddy had his eye on his parents' inheritance and lashed out to get it.

Moors Murders: Fred Dinenage reexamines the Moors Murders, one of the most infamous murder cases of the 20th century.

Jessica Patel - Middlesbrough: He presented himself as a well-mannered family man. But behind closed doors, his wife paid the final price for his violent outbursts.

A History of Violence: Conner Marshall: When 18-year-old Conner Marshall is enjoying a holiday with friends, he's approached late at night by a stranger. (S2, ep 7).

Officers are stumped by a backpacker carrying photos of his criminal activities. Plus, an American band gets caught in a jam. (S2, ep 6).

Staff confront an American soldier running scared, and a British woman causes confusion with her bag of tricks. (S2, ep 7).

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences. (S17, ep 9).

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences. (S17, ep 10).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S5, ep 6).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S5, ep 7).

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates. (S1, ep 4).

The series going behind the scenes of immigration continues with rush hour at Calais. Officers search UK-bound lorries for illegal immigrants, with today's searches proving fruitful. (5/8).

Reality series following Ireland's border agents working in passport control, immigration, security, policing and various counterfeit departments. (S2, ep 9).

We bring you action packed rescues, not-so smooth criminals, and some of the most extraordinary and downright spooky moments ever caught on film. (S3, ep 8).

A History of Violence: Conner Marshall: When 18-year-old Conner Marshall is enjoying a holiday with friends, he's approached late at night by a stranger. (S2, ep 7).

The Richardson Gang: Charlie Richardson and his associates reveal to Fred Dinenage the full story about the infamous 'Torture Gang' of the 1960s.

Adrian Prout: A master manipulator is accused of the murder of his wife, and is eventually caught out by a polygraph test - and his own fiancée. (S7, ep 10).

Peter Wrighton: The story of the senseless killing of 83-year-old Peter Wrighton, who was targeted by Alexander Palmer while out walking his dog in 2017.

Swope - Deadly Greed: Documentary lifting the lid on police investigations into some of the most incredible murder cases in criminal history. (S3, ep 9).

Unterweger: The story of the Austrian serial killer Jack Unterweger, who was heralded as an example of successful rehabilitation, only for him to kill again.

Babes in the Woods: For 26 years the public believed that two children found dead in Epping Forest in 1970 had died of exposure. But in 1996 the truth finally came out.

Emma Baum: The story of 22-year-old Emma Baum, who was savagely battered to death by her ex-boyfriend David Davies in a row over access to their child.

Andrzej Kunowski: A look at man so vicious he was nicknamed 'The Beast', after raping and murdering an innocent 12-year old girl.

Karol Kot: A look at the life of the Polish serial killer, nicknamed the Vampire of Krakow for his wildly varying choice of victims, from young children to the elderly.

Murder in the Woods: Mum Karen Doubleday was found murdered in the woods in 2002. The key to finding her killer lay in pollen spores from the Ice Age. (S3, ep 5).

Murder in the Playground: Naomi Smith went to post a letter for her mother and never returned. Could a bite mark on her body help find her killer? (S3, ep 6).

Su?. Following the cancellation of the first trial, the second begins. The defence seems to have changed its strategy. Will this new jury acquit Moochie? (6 of 6).

Seddon - Two Attempts to Kill: After trying to kill his parents in a crash, Stephen Seddon was hailed a hero for saving them. But his evil intentions hadn't gone anywhere.

Armin Meiwes: Fred Dinenage travels to Germany to investigate the man known as the Cannibal of Rotenburg. Contains graphic descriptions of cannibalism and sexual violence.

Sarah Wellgreen - Kent: The story of taxi driver Ben Lacomba, who was convicted for the brutal murder of his ex-partner even though her body was never found.

Too Young to Die: Jermaine Cools: 14-year-old Jermaine Cools is walking home when a fight breaks out involving an older boy brandishing a huge machete. (S2, ep 9).

Hidden compartments in a traveller's backpack raise red flags, and the discovery of a deadly weapon leaves mail centre workers stunned. (S2, ep 8).

Officers look for a message in a bottle, while a lack of papers land a group of LA rappers in the doghouse. Plus, a young man receives a wake-up call. (S2, ep 9).

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences. (S18, ep 1).

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences. (S18, ep 2).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S5, ep 8).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S5, ep 9).

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates. (S1, ep 5).

A routine passport control check at Heathrow's Terminal 3 turns into a marathon investigation. And a cleaning company is raided during a search for illegal immigrants. (6/8).

Reality series following Ireland's border agents working in passport control, immigration, security, policing and various counterfeit departments. (S2, ep 10).

From some of the most heart stopping police chases ever seen, to smashing total wipeouts, we've got it all caught on the handy dashboard camera. (S3, ep 9).

Too Young to Die: Jermaine Cools: 14-year-old Jermaine Cools is walking home when a fight breaks out involving an older boy brandishing a huge machete. (S2, ep 9).

The A6 Murderer: Fred Dinenage investigates the story of the alleged A6 murderer James Hanratty and explores the arguments for and against his conviction.

Harry Jarvis: When Carol Jarvis vanished, doubts grew over her husband Harry's story - and sinister letters he sent his mistress did little to support his lies. (S8, ep 1).

Emma Baum: The story of 22-year-old Emma Baum, who was savagely battered to death by her ex-boyfriend David Davies in a row over access to their child.

Delgado - Poisonous Possession: Documentary lifting the lid on police investigations into some of the most incredible murder cases in criminal history. (S3, ep 9).

Pawel Tuchlin aka The Scorpion: An examination of the Polish serial killer, who came to be known as \"The Scorpion\" after murdering nine women and attacking eleven others.

Moors Murders: Fred Dinenage reexamines the Moors Murders, one of the most infamous murder cases of the 20th century.

Georgia Edmonds: The horrific case of Georgina Edmonds, a pensioner and grandmother who was bludgeoned to death by Matthew Hamlen.

Stephen Farrow: A profile of the double-murderer who killed a 77-year-old teacher and a 59-year-old reverend in two frenzied attacks.

Diane Downs: A look at the cold-hearted criminal who was convicted of murdering her daughter and attempting to kill her two other children in 1983.

New & Exclusive. Dancing With the Devil: Richard Ramirez finds himself the obsession of females fans while on death row, including one woman who makes huge sacrifices for him. (2 of 2).

Roy Tells All: A connection between Jose Menendez and Edgardo Díaz gives the Menendez brothers' case new life and Roy Rosselló the chance to tell his story. (S1, ep 1).

Boys Betrayed. Abuse of Power: A connection between Jose Menendez and Edgardo Díaz allows Roy Rosselló to tell his Menudo story. (S1, ep 2).

Boys Betrayed. Key Witness: Roy continues strengthening his case against Edgardo Diaz, including filing criminal charges. (S1, ep 3).

Josef Fritzl: The actions of Austrian family captor and rapist Josef Fritzl, who held his daughter in his cellar for more than two decades, fathering seven of her children.

Diana Lee - Cheshire: The story of David Ryan, who cheated his lover out of £60,000 before bludgeoning her to death and mutilating her body to cover his tracks.

Cruel Intentions: Reagan Tokes: Reagan, a 21-year-old psychology student, is kidnapped by a 32-year-old sex offender with devastating consequences. (S2, ep 10).

An accidental detour leads two Canadians to a dead-end, and an ornate frame holds more than just a picture. Plus, a man is suspected of money laundering. (S2, ep 10).

While an American traveller has trouble recalling his hazy past, bad decisions may keep a rugby player off the pitch. A bag is found in a restricted area, too. (S2, ep 11).

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences. (S18, ep 3).

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences. (S18, ep 4).

Reality series following Ireland's border agents working in passport control, immigration, security, policing and various counterfeit departments. (S2, ep 9).

Reality series following Ireland's border agents working in passport control, immigration, security, policing and various counterfeit departments. (S2, ep 10).

Documentary series following Australia's traffic enforcers. Officers face high-speed chases, defiant hooligans, explosive crashes and out-of-control drunk drivers. (S9, ep 5).

Documentary series following Australia's traffic enforcers. Officers face high-speed chases, defiant hooligans, explosive crashes and out-of-control drunk drivers. (S9, ep 6).

Dog handler Darryl attempts to defuse a pub fight, the Tactical Aid Group execute two flat raids and the Road Crime Unit are in hot pursuit of a dangerous driver. (S7, ep 3).

Wales: From violent drunks and drug dealers to a dangerous domestic incident, this week's fix focuses on cops based in West Wales. (S1, ep 4).

Sante And Kenneth Kimes: An investigation into the murderous mother-and-son duo, who killed their elderly landlady in a greed-fuelled ploy.

The Canal Murders: It took 18 years to identify Melissa Halstead after her torso was found in a Rotterdam canal. But detectives never stopped working to catch her killer.

The Murder of Marta Ligman: Ex-detective Colin Sutton revisits the brutal murder of deli worker Marta Ligman, killed by her controlling boyfriend and placed in a suitcase. (S3, ep 7).

Murder By the Lake: True crime series putting murders under the microscope and exploring how forensic science helped investigators solve them. (4 of 8).

Rosemary Windle and Maurece Smith: A look at the murder of two pensioners in Torquay in 2010, who were killed by a money grabbing man who tricked his way into their lives. (S1, ep 5).

Joy Morgan: A student's strange disappearance becomes a murder investigation, and detectives face a tough task to prove the suspect's guilt.

Anthony Arkwright: A look the savage killer who murdered his own grandfather and two others in 56-hour blood-soaked killing spree.

The Principle Suspect: A seemingly ordinary family man is the prime suspect when his wife, three young children and mother-in-law are brutally killed after church.

David Berkowitz: A profile of the serial killer who found himself at the center of New York's biggest manhunt after a vicious shooting spree that left six dead.

The Martial Arts Murder: When his parents are found dead, a man does everything he can to avoid being caught - but Luminol reveals a vital clue. (2 of 8).

The Trigger: The disappearance of a Chicago teenager puts police on the tail of John Wayne Gacy, where a chance encounter reveals an awful secret. (S1, ep 1).

Warning Signs: An examination of Gacy's past shows unsettling evidence that authorities knew he was a sexual predator, yet failed to stop him. (S1, ep 2).

Danny Rolling: A profile of the serial killer known as The Gainesville Ripper, who targeted Florida students with crimes so horrific that he inspired the movie Scream.

Derek & Eileen Severs: Three weeks after disappearing from their home in Hambleton, Derek and Eileen Severs were found dead. This is the harrowing story of their murders. (S2, ep 4).

Ahmed Al Khatib - A Matter Of Honour: What drives a man to kill his wife? Ahmed Al Khatib blamed evil spirits as he plotted to get away with murder. (S1, ep 3).

When searching for a missing woman, law enforcement on Long Island stumble upon the remains of other victims. (S1, ep 1).

Laws of Attraction: When a young and ambitious law student is the victim of a grisly homicide, police look into her complicated love life for answers. (S1, ep 13).

In an action-packed instalment, Kev and Waller deal with a drug addict in Windsor, and Simon confronts a driver with a few unpleasant surprises up his sleeve. Strong language. (S6, ep 14).

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates. (S1, ep 1).

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences. (S18, ep 10).

New & Exclusive. Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences. (S19, ep 1).

New & Exclusive. Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences. (S19, ep 2).

New & Exclusive. Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences. (S19, ep 3).

New & Exclusive. Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences. (S19, ep 4).

New & Exclusive. Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences. (S19, ep 5).

A look at the clever new methods the police and public are using to catch criminals. (S7, ep 1).

A look at the clever new methods the police and public are using to catch criminals. (S7, ep 2).

A look at the clever new methods the police and public are using to catch criminals. (S7, ep 3).

A look at the clever new methods the police and public are using to catch criminals. (S7, ep 4).

A look at the clever new methods the police and public are using to catch criminals. (S7, ep 5).

A look at the clever new methods the police and public are using to catch criminals. (S7, ep 6).

Part one of a countdown of the most incredible, hilarious and spectacular real-life crashes in the world - all caught on dashcam. (S1, ep 1).

David Berkowitz: A profile of the serial killer who found himself at the center of New York's biggest manhunt after a vicious shooting spree that left six dead.

The Principle Suspect: A seemingly ordinary family man is the prime suspect when his wife, three young children and mother-in-law are brutally killed after church.

Sky Original exploring the tragic stories of numerous young travellers who have died under mysterious circumstances on the remote backpacking Thai island, Koh Tao. (1 of 3).

Sky Original exploring the tragic stories of numerous young travellers who have died under mysterious circumstances on the remote backpacking Thai island, Koh Tao. (2 of 3).

Sky Original exploring the tragic stories of numerous young travellers who have died under mysterious circumstances on the remote backpacking Thai island, Koh Tao. (3 of 3).

Filled with twists, turns and plenty of shocks, this is a look into the incredible true story of Toronto's most prolific serial killer.

When searching for a missing woman, law enforcement on Long Island stumble upon the remains of other victims. (S1, ep 1).

After Rex Heuermann is arrested and charged as the Gilgo Beach killer, a feverish hunt for information is undertaken. (S1, ep 2).

Horrific Acts: Gacy gives a chilling confession as police uncover the scope of his crimes. Families recount their pleas with law enforcement.

Three weeks after disappearing from their home in Hambleton, Derek and Eileen Severs were found dead. This is the harrowing story of their murders.

After being picked up by NHS worker Duncan Bone at King's Cross in 1992, Karl Warne and Colin Lockett would murder their host at his flat.

Fred Dinenage travels to Germany to investigate the man known as the Cannibal of Rotenburg. Contains graphic descriptions of cannibalism and sexual violence.

An aspiring daycare manager vanishes, leading detectives to investigate a jealous ex and a police officer with romantic intentions.

Join Ireland's Customs teams as they, with the help of the Irish police, try to stop organised smugglers from bringing drugs, cars and even exotic animals into the country.

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates.

A raid on a bingo hall in Yeovil uncovers illegal workers, while Iraqi clandestines are discovered in the back of a lorry in Calais and stopped from entering the UK.

Our series finale brings you the greatest smashes, extreme bouts of road rage and even the most bizarre traffic entertainment ever caught on camera.

Strap in for a brand-new series of Caught on Dashcam. From drivers under attack, to earthquakes wreaking havoc, we've got it all caught on camera.

From trying to settle the age-old debate of cyclists versus drivers, to witnessing miraculous moments of pure luck, we've got it all caught on camera.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

A look at the clever new methods the police and public are using to catch criminals.

the mysterious 1986 disappearance of estate agent Suzy Lamplugh from Fulham, London.

the mysterious 1986 disappearance of London estate agent Suzy Lamplugh.

When a body is found in woodland hours after an elderly couple are reported missing, residents in the village are shocked that there's a killer in their midst.

A close-knit community is rocked by disappearance of a teenager. As the hours pass without trace, friends, family and neighbours begin to fear the worst.

When a much-loved grandmother is found murdered in her home, suspicion falls on everyone from family to neighbours as police seek to find the killer.

New & Exclusive. Making of a Monster: When investigators capture the serial killer known as the Night Stalker, Richard Ramirez reveals aspects of his terrible childhood.

New & Exclusive. Dancing With the Devil: Richard Ramirez finds himself the obsession of females fans while on death row, including one woman who makes huge sacrifices for him.

By Reason of Insanity: The trial of the most prolific accused killer of his time begins. Witness testimony shows the brutal nature of Gacy's crimes.

Fred Dinenage investigates what madness compelled lodger David McGreavy to impale the bodies of three children on garden railings in 1973.

The story of the senseless killing of 83-year-old Peter Wrighton, who was targeted by Alexander Palmer while out walking his dog in 2017.

In 2004, Joe O'Reilly murdered his wife and made it look like a burglary gone wrong. Before being caught, he even appealed for information on TV.

Cameras follow Canadian border services officers on the frontlines of national security. In this opening episode, an American learns about Canada's drug laws.

A traveller's belongings raise repeated alarms, and a man's reasons for studying in Canada may not be academic. Plus, an American couple make the move to Alaska.

A currency dog sniffs out thousands in undeclared cash, and an aspiring actor can't keep track of the plot. Plus, officers arrest a wanted burglar.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates.

In the final instalment of the series, the Manchester enforcement team conducts raids in Rochdale in search of illegal workers, while a man is deported to Nigeria.

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues.

From brushing up on basic motorway etiquette, to extreme weather that'll make you wish you'd never left the house, we've got it all caught on camera.

The astonishing story of a scorned wife, an unfaithful husband, a murder-suicide attempt, and a crime scene at a cartoonist's office.

Fred Dinenage speaks to Ripperologists about the continuing fascination with the Jack the Ripper mystery.

After killing his two children, Jordan Monaghan played the grieving father well. But a third death in 2019 saw detectives finally close the net.

The horrific case of Georgina Edmonds, a pensioner and grandmother who was bludgeoned to death by Matthew Hamlen.

After Gordon Wardell makes an emotional appeal to find his wife's killers, police soon realise they must look closer to home.

A look at the life of the Polish serial killer, nicknamed the Vampire of Krakow for his wildly varying choice of victims, from young children to the elderly.

Documentary series exploring the 1960 murders of three women at Starved Rock State Park in LaSalle, Illinois, and the questions and doubts left in their wake.

The story of Valerie Graves, who was killed in a horrific attack just days after Christmas while house-sitting a million-pound house.

A look at the life and crimes of the murderer. Upon being released from prison for rape and GBH, he struck again, and this time his victim wouldn't survive.

A profile of the vicious killer who is thought to have murdered over 70 teenage girls and women in a reign of terror that started in the 80s.

Rena: In 1994, Fred West is exposed as a serial killer. Police start to trace his early crimes in Glasgow, such as the disappearance of his first wife, Rena.

Anne: Police discover that Fred West was known for abusing girls in Glasgow and was run out of town, followed by wife Rena and missing friend Anne McFall.

Charmaine: As two more bodies are found, the search moves to the first home of Fred West and new wife Rosemary, where they lived with Rena's daughter, Charmaine.

You Have To Dig: With his execution set, Gacy's final moments are full of controversy. The spectre of more victims has investigators digging again.

When a body is found in woodland hours after an elderly couple are reported missing, residents in the village are shocked that there's a killer in their midst.

The story of 22-year-old Emma Baum, who was savagely battered to death by her ex-boyfriend David Davies in a row over access to their child.

When Mary Gough was found dead in 2001, her husband appeared shocked before his web of lies and deeply sinister intentions were brought to light.

While an American's trip to Alaska heads south, officers suspect a convicted drug dealer is taking his business north. A ship containing weapons is also searched.

Officers stop a father and son packing loads of ammo, but can't find the gun. Meanwhile, the Vessel Search Unit find a suspect sailor on a US tug.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences.

Documentary series from New Zealand following the madness and mayhem faced by intrepid officers as they pull over motorists for a variety of suspected offences.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand.

Documentary following the work of Britain's police dogs in real operations, sniffing out everything from drugs and weapons to counterfeit money. Ken Stott narrates.

Series two of the powerful and provocative documentary. Find out how the UK Border Agency enforces immigration and custom regulations both in the UK and abroad.

Series shining a new light on modern policing in Manchester and the challenges faced by officers as they come face to face with a range of criminal and social issues.

From animals taking over the roads, to arguments over parking, we've got it all caught on camera.

A picture-perfect Navy family is shattered when the father is found shot to death after returning home from deployment.

For 26 years the public believed that two children found dead in Epping Forest in 1970 had died of exposure. But in 1996 the truth finally came out.

After killing Billy Bryan and Annie Castle, Danville Neil escaped justice for 30 years. But advances in forensics helped convict Neil in 2020.

The story of Valerie Graves, who was killed in a horrific attack just days after Christmas while house-sitting a million-pound house.

Initially deemed accidental, handyman Brian McKandie's death was soon considered murder due to his severe injuries.

A look at the cold-hearted criminal who was convicted of murdering her daughter and attempting to kill her two other children in 1983.

Documentary series exploring the 1960 murders of three women at Starved Rock State Park in LaSalle, Illinois, and the questions and doubts left in their wake.

Divorce proceedings take a fatal turn when a wife teams up with her lover to get her husband out of the way for good.

The shocking story of the two men who murdered a millionaire and three generations of his family in a vicious, greed-fuelled attack.

A look at the life - and horrifying crimes - of Ted Bundy, a notorious serial killer who murdered at least 30 young women and girls between 1974 and 1978.

A look at the harrowing murder of Natalie Jarvis, a 24-year-old who was stabbed to death in Swanley, Kent, by her boyfriend in October 2012.

The story of Dorothea Puente, the owner of a boarding house for the elderly, whose secret life as a serial killer emerges when a body is found in her backyard.