KTV

After striking up a friendship in prison for previous murders, Stephen Unwin and William McFall's release had awful consequences.

DNA left on a cigarette butt leads investigators to the brutal killer of 84 year-old gun enthusiast Kenneth Speakman.

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.

Over a 25-year career of murder, Richard Biegenwald killed at least six people as he sought out ever more inventive ways of dealing death.

Thirty-two years later, a convicted killer serving life for manslaughter is found to be guilty of having committed a second murder.

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

A Murder in Butetown: Lynette White's murder led to one of Britain's most infamous miscarriages of justice and an exhaustive forensic investigation.

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

Detectives reflect on how they gathered evidence to charge Melanie McGuire with murder when her husband's remains were found in suitcases.

Teenager Danielle Jones disappeared from her home in Essex, leading police to uncover an obsessive killer with a history of targeting young girls.

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

The FBI steps in to help the NYPD solve the mystery of a beloved pizzeria owner's brutal murder, as rumours of mafia involvement swirl.

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.

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

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

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

The case of a missing boater takes a sinister turn when a local newspaper uncovers a shocking story, shaking up a peaceful lake town.

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.

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.

The Child Killer: Fred Dinenage delves into the disturbing case of Mary Bell, who killed two boys aged three and four in 1968, when she was just 11 years old.

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.

The Mum Who Never Came Home: After Michelle Gunshon disappeared, police found CCTV footage showing her with a mystery man. They tracked him down, but where was she.

The Ordinary Man: A look at how Wilbern Cooper was able to live a normal life for 28 years, knowing he had brutally killed a person.

When the captain of a high school cheerleading team is shot to death, investigators are thrust into the volatile world of teen romance.

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.

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 story of the cold-blooded serial killer who took the lives of eleven people during a terrifying decade-long murder campaign.

Julia James' body was found near her Kent home in 2021, sparking a huge manhunt. Ten days on, a local's quick-thinking helped police make an arrest.

The story of the I-95 killer, who brutally killed six men in 1994 before being executed three years later.

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.

The story of the self-proclaimed pastor who kidnapped, tortured and raped six women in 1986, killing two. Two of his victims speak out about the horror they experienced.

The Brotherhood's Revenge: A feud between two rival Birmingham gangs comes to a head when two innocent teenage girls are killed.