Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 4).

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. (S4, ep 6).

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. (S4, ep 7).

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).

Road Wars skids to a halt in this action-packed, adrenaline fuelled finale. Tonight's endeavours include a high-speed pursuit and a dodgy drug stakeout. (S6, ep 20).

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. (S1, ep 8).

Documentary series following Australia's traffic enforcers. Officers face high-speed chases, explosive crashes and out-of-control drunk drivers. (S4, ep 7).

Documentary series following Australia's traffic enforcers. Officers face high-speed chases, explosive crashes and out-of-control drunk drivers. (S4, ep 8).

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).

Jo Hamer: After a woman is found murdered in her home, suspicion immediately falls on her controlling and manipulative husband.

Sievers - A Murder for Hire: Documentary lifting the lid on police investigations into some of the most incredible murder cases in criminal history. (S3, ep 6).

Ellis, Gregory, Martin & Simms - The Brotherhood's Revenge: A feud between two rival Birmingham gangs comes to a head when two innocent teenage girls are killed. (S1, ep 8).

The Sergeant's Wife: When Kemia Hassel calls 911 cradling her dying husband, detectives have no idea that they'll soon unravel a sinister murder-for-hire plot. (S1, ep 4).

Murder on the Island: Experts analyse sand found in a car when a man goes missing, which leads them to a body and a twisted murder case. (7 of 8).

Maria Pearson: After leaving Maria, his bigamous wife, Malcolm Pearson and his innocent fiancé Janet discovered just how dangerous his ex really was. (S9, ep 7).

Nicky Collingbourne: A young woman is found dead, and police are put onto the trail of a killer who went to elaborate lengths to get away with the deed.

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).

Murder in the Woods: When 13 year-old Lucy is reported missing by her mother, police and forensic investigators begin the painstaking search for the truth. (S2, ep 1).

Charles Ng And Leonard Lake: The chilling case of a Hong Kong kleptomaniac and a Vietnam veteran who committed a series of horrific murders from their cabin in California.

Clarke - A Trained Killer: With a thirst for blood and a knife obsession, Michael Clarke believed it was his destiny to kill, and his parents were the victims.

Killed for Caring: Michael Hoolickin: Things end in tragedy when 27-year-old Michael Hoolickin steps in to defend a woman being hit by her brother. (S2, ep 5).

The Freezer Murders: Experts analyse the bodies of two women found in a freezer. Their untimely deaths would be linked to one vicious predator. (8 of 8).

Richard Paul White: When police in Colorado interrogated Richard Paul White about the murder of his friend, he began confessing to even more horrifying crimes. (S1, ep 6).

Kelly-Anne: As season five of the documentary series continues, this is a deep dive into another shocking murder that took place in Britain.

The Sergeant's Wife: When Kemia Hassel calls 911 cradling her dying husband, detectives have no idea that they'll soon unravel a sinister murder-for-hire plot. (S1, ep 4).

Missing in Missouri: An aspiring daycare manager vanishes, leading detectives to investigate a jealous ex and a police officer with romantic intentions. (S1, ep 14).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, 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. (S5, 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. (S5, 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).

Action-packed exploits include the high-speed pursuit of a drug-dealer and a confrontation with joy-riders. Strong language. (S7, ep 1).

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. (S1, ep 9).

Documentary series following Australia's traffic enforcers. Officers face high-speed chases, explosive crashes and out-of-control drunk drivers. (S4, ep 9).

Documentary series following Australia's traffic enforcers. Officers face high-speed chases, explosive crashes and out-of-control drunk drivers. (S4, ep 10).

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).

Mandy Joseph and Iris Jones: When a disturbing 999 call leads police to two bodies in a home in Hockliffe, investigators uncover a crime driven by pure greed.

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).

Kouider & Medouni - The Nanny Murder: The shocking story of the murder of French au pair Sophie Lionnet at the hands of the couple she worked for. (S1, ep 9).

The Stepmom: Letecia Stauch reported that her 11-year-old stepson hadn't come home, but what followed was a trial of deceit, secrets and murder. (S1, ep 5).

The Freezer Murders: Experts analyse the bodies of two women found in a freezer. Their untimely deaths would be linked to one vicious predator. (8 of 8).

Johnny Miller: When Charlotte Murray didn't show up to spend her 34th birthday with her twin sister, their family knew something was seriously wrong. (S9, ep 8).

Freda Walker: A quiet suburb is rocked when Freda Walker, 86, is found dead and her husband critically injured. It's not long before a suspect is in the frame. (S7, ep 1).

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

The Minicab Murders: Years after the crime, see how forensics helped solve the murder of Becky Godden-Edwards, finding a killer who had sadly murdered again. (S2, ep 3).

Richard Ramirez: Exhibiting cruelty, callousness, and viciousness beyond any human understanding, Richard Ramirez terrorised Los Angeles with his spate of home invasions.

Homicks and Woodmans: When a businessman and his wife are gunned down in 80s Los Angeles, police discover a family torn apart by bitter and violent resentment. (S3, ep 8).

If Something Happens To Me: Film exploring the disappearance of a young mother in Utah. First, her husband's suspicious behaviour raises alarm. (1 of 2).

A Family Affair: The film exploring the disappearance of a young mother in Utah concludes. Her husband flees, leaving both families reeling. (2 of 2).

Mingzi Yang: The story of the 29-year-old student, brutally killed by her ex-husband in Lincoln in 2014.

The Stepmom: Letecia Stauch reported that her 11-year-old stepson hadn't come home, but what followed was a trial of deceit, secrets and murder. (S1, ep 5).

Love, Letter: Two chiropractic clinic workers are found shot to death, and police discover a piece of evidence that indicates someone consumed by jealousy. (S1, ep 15).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 6).

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. (S5, 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. (S5, ep 4).

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. (S1, ep 5).

There's a dramatic showdown when a fish and chip shop is raided and the owners come face-to-face with the violent culprits. (S5, ep 10).

A jewellery heist takes a dramatic turn when locals step in to stop the armed robbers in their tracks. Meanwhile, a pensioner is tricked in their own home. (S5, ep 11).

Documentary series following Australia's traffic enforcers. Officers face high-speed chases, defiant hooligans, explosive crashes and out-of-control drunk drivers. (S6, ep 5).

Tonight's high speed chase sees the police racing through the grounds of a Milton Keynes hospital. Also, police stop a speeding driver and realise he can't see! Strong language. (S1, ep 6).

Documentary series following one of the UK's largest police forces, Greater Manchester Police, as they tackle crime and battle to keep the streets safe.

Hassan Al Shatanawi: 10 years after Laura May Al Shatanawi met Hassan in Egypt, she was the devoted mother of a little boy - but she vanished without a trace. (S9, ep 6).

Abi Fisher: In 2020, the body of teacher Abi Fisher was found in the undergrowth. A search of her phone gave police vital clues as they closed in on her killer. (S7, ep 4).

Tears of a Clown - Gordon Wardell: After Gordon Wardell makes an emotional appeal to find his wife's killers, police soon realise they must look closer to home. (S4, ep 2).

The Hitchhiker: Celine Figard: 19-year-old Celine accepts a ride from a lorry driver, but never makes it to her destination. Ten days later, her body is found. (S1, ep 9).

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).

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

True-crime series following former detective Colin Sutton as he revisits the locations of various important cases and reveals how they were. (S4, ep 3).

Clair Ablewhite: Police had little to go on after Clair Ablewhite was found stabbed to death. But a neighbour's crucial CCTV breakthrough led to an arrest. (S7, ep 5).

Maria Pearson: After leaving Maria, his bigamous wife, Malcolm Pearson and his innocent fiancé Janet discovered just how dangerous his ex really was. (S9, ep 7).

Masud - Unrequited Love: After ending her relationship, 15-year-old Maleha Masud pays the ultimate price when her ex-boyfriend starts a lethal blaze at her home. (S3, ep 5).

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.

The story of 18-year-old Shana Grice, who was murdered by her ex-boyfriend after months of persistent and terrifying stalking.

Wright. As an unknown killer dubbed The Suffolk Strangler terrorised a community with a string of murders in Ipswich, Pam had no idea she was living with him. (3 of 3).

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).

Homicks and Woodmans: When a businessman and his wife are gunned down in 80s Los Angeles, police discover a family torn apart by bitter and violent resentment. (S3, ep 8).

Blood Runs Thick: The execution-style shooting of a well-loved couple appears to be a tragic case of mistaken identity, but police start to look closer to home. (S3, ep 17).

Officers Chris Piggott and Simon Hills are on the receiving end of a load of grief from a violent suspect they think has been trying to break into a car. Strong language. (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 4).

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. (S12, ep 8).

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. (S12, 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. (S12, ep 10).

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. (S13, 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. (S13, ep 2).

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. (S13, ep 3).

The Thames Valley Police provide a fascinating insight into car crime and its prevention. Plus, shocking video footage captures dangerous drivers in action. Strong language. (S2, ep 2).

Documentary series following one of the UK's largest police forces, Greater Manchester Police, as they tackle crime and battle to keep the streets safe.

Maria Pearson: After leaving Maria, his bigamous wife, Malcolm Pearson and his innocent fiancé Janet discovered just how dangerous his ex really was. (S9, ep 7).

Clair Ablewhite: Police had little to go on after Clair Ablewhite was found stabbed to death. But a neighbour's crucial CCTV breakthrough led to an arrest. (S7, ep 5).

Opportunity For Riches - Steven Sidebottom: Initially deemed accidental, handyman Brian McKandie's death was soon considered murder due to his severe injuries. (S4, ep 3).

Dorothea Puente: The story of the \"Death House Landlady\", who took in elderly and disabled tenants, only to murder them for their social security paychecks.

The Shoe Fetish Murder: The investigation of a murder of a mother in her home in 1994, as police used forensic clues to find an appalling killer. (S2, ep 5).

The Hitchhiker: Celine Figard: 19-year-old Celine accepts a ride from a lorry driver, but never makes it to her destination. Ten days later, her body is found. (S1, ep 9).

The Murder of Sinead Healy: True-crime series following former detective Colin Sutton as he revisits the locations of various important cases and reveals how they were solved. (S4, ep 4).

Louise Rump: After the body of mum-of-two Louise Rump is found, CCTV footage and disturbing information on the victim's phone lead to a breakthrough in the case. (S7, ep 6).

Johnny Miller: When Charlotte Murray didn't show up to spend her 34th birthday with her twin sister, their family knew something was seriously wrong. (S9, ep 8).

Sievers - A Murder for Hire: Documentary lifting the lid on police investigations into some of the most incredible murder cases in criminal history. (S3, ep 6).

In 1977, two busloads of Girl Scouts arrive in the woods. Their first night there turns to horror when three of the young girls are discovered brutally beaten and murdered. (1 of 4).

New & Exclusive. After a long manhunt, suspect Gene Leroy Hart is captured alive and a controversial trial comes to a shocking conclusion, leaving more questions than answers. (2 of 4).

Stuart Ludlam: A look at the murder of taxi driver Stuart Ludlam, who was executed at point-blank range by gun fanatic Colin Cheetham in a random attack in Derbyshire in 2009. (S1, ep 1).

Murder After Midnight: After a Texas mother is found murdered in an office bathroom, her husband admits a disturbing past while police chase a serial killer. (S3, ep 18).

The Murder of Clare Bernal: Sutton revisits the 'Harvey Nichols Murder'. 22-year-old Clare was shot dead in front of customers by a man she briefly dated. (S1, ep 4).

The Missing Earl: Fred Dinenage delves into the gripping case and mysterious sightings of Lord Lucan, who vanished after killing his children's nanny in 1975. (S2, ep 3).

Police are on high alert as rival football fans gather at Sunderland's Stadium of Light, while drunks turn violent after being thrown out of a club. (S6, ep 8).

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. (S1, 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 5).

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 10).

Documentary following the men and women who help keep motorists safe on some of the most perilous highways and byways of New Zealand. (S6, ep 1).

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).

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. (S1, ep 10).

Documentary series following Australia's traffic enforcers, facing high-speed chases, explosive crashes and out-of-control drunk drivers. (S5, ep 1).

Documentary series following Australia's traffic enforcers, facing high-speed chases, explosive crashes and out-of-control drunk drivers. (S5, ep 2).

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).

Nicky Collingbourne: A young woman is found dead, and police are put onto the trail of a killer who went to elaborate lengths to get away with the deed.

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).

Barbara Coombes - A Daughter's Revenge: 12 years after murdering her 87-year-old father in an act of revenge, Barbara turned herself in. What drove her to kill? (S1, ep 10).

Murder in a Pandemic: Gretchen Anthony's family grow suspicious when they receive odd texts from her phone, before things take an incredibly sinister turn. (S1, ep 6).

Murder in the Woods: When 13 year-old Lucy is reported missing by her mother, police and forensic investigators begin the painstaking search for the truth. (S2, ep 1).

Charles Ng And Leonard Lake: The chilling case of a Hong Kong kleptomaniac and a Vietnam veteran who committed a series of horrific murders from their cabin in California.

Diane Chenery-Wickens: The village of Duddleswell was rocked when TV make-up artist Diane Chenery-Wickens was killed. Before long, police tightened the net to unmask a killer. (S7, ep 2).

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

Killed for being Kind: A woman dies in an apparently accidental house fire, but one police officer spots signs that something more sinister is at play. (S2, ep 4).

Dorothea Puente: The story of the \"Death House Landlady\", who took in elderly and disabled tenants, only to murder them for their social security paychecks.

The Killer Within. Kim Edwards and Lucas Markham: 14-year-old Kim teamed up with her boyfriend to kill her own mother and sister in cold blood - but why? (S1, ep 1).

Claire Woolterton: The story of 17-year-old Claire Woolterton. In 1981, her body was found dumped in the River Thames in Windsor. (S3, ep 7).

New & Exclusive. Oklahoma author, Faith Phillips, discovers new and potentially shocking details about who may have committed the Girl Scout Murders. (3 of 4).

New & Exclusive. Faith's attempts to get law enforcement to look at her evidence get a major boost with a Supreme Court decision and a new review of the murders is set to begin. (4 of 4).

Yvonne McCann: The tragic story behind the killing of Yvonne McCann, murdered by her husband after a row at home in 2020.

Murder in a Pandemic: Gretchen Anthony's family grow suspicious when they receive odd texts from her phone, before things take an incredibly sinister turn. (S1, ep 6).

Addicted to Love: Several suspects emerge when a mother is found murdered, and police fear that her daughter and grandchild may have suffered the same fate. (S1, ep 16).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, 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. (S5, 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. (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. (S6, 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. (S6, ep 3).

A car thief causes chaos in Torquay, the Road Crime Unit track a Mercedes Benz loaded with cocaine in Plymouth, and it's training day for the Tactical Aid Group. (S7, ep 4).

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. (S1, ep 11).

Documentary series following Australia's traffic enforcers, facing high-speed chases, explosive crashes and out-of-control drunk drivers. (S5, ep 3).

Documentary series following Australia's traffic enforcers, facing high-speed chases, explosive crashes and out-of-control drunk drivers. (S5, ep 4).

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 6).

Freda Walker: A quiet suburb is rocked when Freda Walker, 86, is found dead and her husband critically injured. It's not long before a suspect is in the frame. (S7, ep 1).

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

The Killer Within. Kim Edwards and Lucas Markham: 14-year-old Kim teamed up with her boyfriend to kill her own mother and sister in cold blood - but why? (S1, ep 1).

The Zombicon Killer: Festival goers dressed as zombies got a real fright when shots started ringing out in the crowd. (S1, ep 7).

The Minicab Murders: Years after the crime, see how forensics helped solve the murder of Becky Godden-Edwards, finding a killer who had sadly murdered again. (S2, ep 3).

Richard Ramirez: Exhibiting cruelty, callousness, and viciousness beyond any human understanding, Richard Ramirez terrorised Los Angeles with his spate of home invasions.

Satnam Singh Blugher: Satnam Singh Blugher's body was found in the diner he ran in 2017. Police soon discovered one of the workers had fled dragging a suitcase. (S7, ep 3).

Tears of a Clown - Gordon Wardell: After Gordon Wardell makes an emotional appeal to find his wife's killers, police soon realise they must look closer to home. (S4, ep 2).

The Shoe Fetish Murder: The investigation of a murder of a mother in her home in 1994, as police used forensic clues to find an appalling killer. (S2, ep 5).

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.

Joe O'Reilly: 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. (S1, ep 1).

Sally Lawrence: Iain Lawrence was a family man, a businessman, a success. But if you scratched beneath the surface, a darker picture emerged. (S2, ep 1).

The Grindr Killer - Stephen Port: Serial rapist Stephen Port murdered at least four men by using gay social networks to find his victims.

Wayne Adam Ford: Working as a truck driver, serial killer Wayne Adam Ford strangled and dismembered his victims before dumping their bodies in creeks and rivers. (S8, ep 9).

Marion Price: The story of 63-year-old Marion Price, who was brutally shot and killed by her estranged husband in Northamptonshire in 2019.

The Zombicon Killer: Festival goers dressed as zombies got a real fright when shots started ringing out in the crowd. (S1, ep 7).

Run Away Love: The disappearance of a promising teen track athlete with Olympic dreams puts suspicion on her new boyfriend, her track coach and her stepfather. (S1, ep 17).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 8).

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. (S5, 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. (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. (S6, 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. (S6, ep 5).

The Thames Valley Police provide a fascinating insight into car crime and its prevention. Plus, shocking video footage captures dangerous drivers in action. (S7, ep 6).

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. (S1, ep 12).

Documentary series following Australia's traffic enforcers, facing high-speed chases, explosive crashes and out-of-control drunk drivers. (S5, ep 5).

Documentary series following Australia's traffic enforcers, facing high-speed chases, explosive crashes and out-of-control drunk drivers. (S5, ep 6).

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 7).

Diane Chenery-Wickens: The village of Duddleswell was rocked when TV make-up artist Diane Chenery-Wickens was killed. Before long, police tightened the net to unmask a killer. (S7, ep 2).

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

Joe O'Reilly: 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. (S1, ep 1).

To Catch a Serial Killer: Dozens of rich older women seemed to die peacefully in their sleep, until detectives realised it was the work of a serial killer. (S1, ep 8).

Killed for being Kind: A woman dies in an apparently accidental house fire, but one police officer spots signs that something more sinister is at play. (S2, ep 4).

Dorothea Puente: The story of the \"Death House Landlady\", who took in elderly and disabled tenants, only to murder them for their social security paychecks.

Abi Fisher: In 2020, the body of teacher Abi Fisher was found in the undergrowth. A search of her phone gave police vital clues as they closed in on her killer. (S7, ep 4).

Opportunity For Riches - Steven Sidebottom: Initially deemed accidental, handyman Brian McKandie's death was soon considered murder due to his severe injuries. (S4, ep 3).

The Head on the Beach Murder: When body parts wash up on a beach in Arbroath, forensic investigators must unravel the disturbing truth behind a woman's death. (S2, ep 9).

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.

Stuart Ludlam: A look at the murder of taxi driver Stuart Ludlam, who was executed at point-blank range by gun fanatic Colin Cheetham in a random attack in Derbyshire in 2009. (S1, ep 1).

Body in a Suitcase: After a badly decomposed body was found in a suitcase by a railway embankment in Exeter, Police hunt for the killer with only CCTV evidence to go on.

Stefano Brizzi: The case of the cannibal cop killer, Stefano Brizzi, who murdered and consumed part of a police officer he met through a dating app.

Steven Dean Gordon: After Jarrae Estepp's body was found at a recycling centre, police discovered that her murderer, Steven Dean Gordon, had killed before. (S8, ep 10).

Louise Smith: On 8 May 2020, while the nation marked VE Day, 16-year-old Louise Smith is reported missing in Hampshire, a case with horrifying repercussions.

To Catch a Serial Killer: Dozens of rich older women seemed to die peacefully in their sleep, until detectives realised it was the work of a serial killer. (S1, ep 8).

Family Secrets: When a businessman with a kind heart is killed, investigators uncover a series of manipulative relationships and terrible family secrets. (S1, ep 18).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, 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. (S5, 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. (S5, 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. (S6, 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. (S6, ep 7).

The Thames Valley Police provide a fascinating insight into car crime and its prevention. Plus, shocking video footage captures dangerous drivers in action. Strong language. (S2, ep 2).

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. (S1, ep 13).

Documentary series following Australia's traffic enforcers, facing high-speed chases, explosive crashes and out-of-control drunk drivers. (S5, ep 7).

Documentary series following Australia's traffic enforcers, facing high-speed chases, explosive crashes and out-of-control drunk drivers. (S5, ep 8).

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 8).

Satnam Singh Blugher: Satnam Singh Blugher's body was found in the diner he ran in 2017. Police soon discovered one of the workers had fled dragging a suitcase. (S7, ep 3).

Tears of a Clown - Gordon Wardell: After Gordon Wardell makes an emotional appeal to find his wife's killers, police soon realise they must look closer to home. (S4, ep 2).

Colin Whelan: 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. (S1, ep 2).

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.

The Shoe Fetish Murder: The investigation of a murder of a mother in her home in 1994, as police used forensic clues to find an appalling killer. (S2, ep 5).

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.

Clair Ablewhite: Police had little to go on after Clair Ablewhite was found stabbed to death. But a neighbour's crucial CCTV breakthrough led to an arrest. (S7, ep 5).

Killer Women - Larene Austin - Fatal Attraction: When Lanell Barsock is found dead, evidence points to her boyfriend - before detectives focus on best friend, Larene Austin. (S4, ep 5).

The Murder with No Body: The tragic case of 22-year-old Helen McCourt, who got off a bus one night in her hometown but never arrived at her nearby home. (S2, ep 11).

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.

Blackwell - The Straight A Killer: Indulging himself and his girlfriend in unaffordable luxury, Brian Blackwell killed his parents before another spending spree.

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).

Mick Philpott: An examination of Mick Philpott, the notorious Derby father of 17 who murdered six children, five of them his own, when he set his own home on fire.

Glen McCurley: Examine the crimes of Glen McCurley, who in 1974 abducted 17-year-old Carla Walker from a bowling alley car park and killed her before leaving her body in a ditch. (S9, ep 1).

Connor Lyons: As the body of teenager Connor Lyons is found in the River Hull, police realise his death may be connected to the sale of a bike on social media.

Bedroom Truth and Lies: A husband calls emergency services to report that his wife has shot herself, but secretly recorded tapes uncover a different story. (S1, ep 9).

Killer Performance: A daycare owner is found strangled in her own home, and evidence shows a possible romance in a friendship group and a sketchy admirer. (S1, ep 19).

Documentary series charting the exploits of the City of London police, charged with safeguarding the Square Mile at the heart of the crime-ridden capital. (S4, ep 10).

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. (S12, 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. (S12, 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. (S6, 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. (S6, ep 9).

The Thames Valley Police provide a fascinating insight into car crime and its prevention. Plus, shocking video footage captures dangerous drivers in action. Strong language. (S2, ep 4).

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. (S1, ep 14).

Documentary series following Australia's traffic enforcers, facing high-speed chases, explosive crashes and out-of-control drunk drivers. (S5, ep 9).

Documentary series following Australia's traffic enforcers, facing high-speed chases, explosive crashes and out-of-control drunk drivers. (S5, ep 10).

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 9).

Abi Fisher: In 2020, the body of teacher Abi Fisher was found in the undergrowth. A search of her phone gave police vital clues as they closed in on her killer. (S7, ep 4).

Opportunity For Riches - Steven Sidebottom: Initially deemed accidental, handyman Brian McKandie's death was soon considered murder due to his severe injuries. (S4, ep 3).

Catherine Nevin: A supposed violent break-in - which left Catherine Nevin's husband dead - was initially seen as a robbery gone wrong. until police dug deeper. (S1, ep 4).

Clarke - A Trained Killer: With a thirst for blood and a knife obsession, Michael Clarke believed it was his destiny to kill, and his parents were the victims.

The Head on the Beach Murder: When body parts wash up on a beach in Arbroath, forensic investigators must unravel the disturbing truth behind a woman's death. (S2, ep 9).

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.

Louise Rump: After the body of mum-of-two Louise Rump is found, CCTV footage and disturbing information on the victim's phone lead to a breakthrough in the case. (S7, ep 6).

The Widower - Malcolm Webster: 17 years after his wife died in a car accident, Malcolm Webster became the focus of Scotland's longest ever criminal trial. (S4, ep 6).

The Body Under the Stairs: A woman's killer remains at large for more than 30 years, until forensic investigators track him down with a tiny clue at the scene. (S2, ep 12).

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.

Matting and Smith: A man's murder outside his Memphis home leads investigators into a web of extramarital affairs, a wife's secret life and an insurance policy. (S3, ep 9).

In 1977, two busloads of Girl Scouts arrive in the woods. Their first night there turns to horror when three of the young girls are discovered brutally beaten and murdered. (1 of 4).

New & Exclusive. After a long manhunt, suspect Gene Leroy Hart is captured alive and a controversial trial comes to a shocking conclusion, leaving more questions than answers. (2 of 4).

William Devin Howell: Take an in-depth look at the life and crimes of William Devin Howell who was found guilty of the murders of seven different women. (S9, ep 2).

David Twigg: After a man is locked in a storeroom in a burning building, the race is on to identify those who started the blaze. But a closer look uncovers bigger issues.

The Neighbour Next Door: After hosting a barbecue, two people were shot dead in their driveway - but the identity of the killer was even more shocking. (S1, ep 10).

New & Exclusive. Can't Move On: When a vibrant young hotel worker is stabbed to death, police reveal a set of interconnecting relationships - each with a potential motive. (S1, ep 20).

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).

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. (S12, 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. (S12, ep 4).

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. (S1, ep 7).

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. (S1, ep 8).

Documentary series following Australia's traffic enforcers. Officers face high-speed chases, defiant hooligans, explosive crashes and out-of-control drunk drivers. (S6, ep 6).

Documentary series following Australia's traffic enforcers. Officers face high-speed chases, defiant hooligans, explosive crashes and out-of-control drunk drivers. (S6, ep 7).

The Thames Valley Police provide a fascinating insight into car crime and its prevention. Plus, shocking video footage captures dangerous drivers in action. Strong language. (S2, ep 4).

Documentary series following one of the UK's largest police forces, Greater Manchester Police, as they tackle crime and battle to keep the streets safe.

Johnny Miller: When Charlotte Murray didn't show up to spend her 34th birthday with her twin sister, their family knew something was seriously wrong. (S9, ep 8).

Louise Rump: After the body of mum-of-two Louise Rump is found, CCTV footage and disturbing information on the victim's phone lead to a breakthrough in the case. (S7, ep 6).

Killer Women - Larene Austin - Fatal Attraction: When Lanell Barsock is found dead, evidence points to her boyfriend - before detectives focus on best friend, Larene Austin. (S4, ep 5).

After Dark: India Chipchase: After a night out, 20-year-old India is lured to her death by man who was overheard telling her he would 'get her home safe.

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

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

True-crime series following former detective Colin Sutton as he revisits the locations of various important cases and reveals how they were solved. (S4, ep 6).

Frankie Fitzgerald: In 2022, the body of Frankie Fitzgerald was found. Soon after, details filter emerged of a toxic relationship and a serial killer obsession. (S7, ep 7).

Charles Ng And Leonard Lake: The chilling case of a Hong Kong kleptomaniac and a Vietnam veteran who committed a series of horrific murders from their cabin in California.

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).

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.

Stuart Ludlam: A look at the murder of taxi driver Stuart Ludlam, who was executed at point-blank range by gun fanatic Colin Cheetham in a random attack in Derbyshire in 2009. (S1, ep 1).