It is a cold case that after 50 years still haunts Italy today - an epic travesty of justice shrouded in mystery and deception involving he ritualistic serial murder of eight young couples in the country lanes around Florence in the 1980s.

Legendary journalist Gay Talese unmasks a motel owner who spied on his guests for decades. But his bombshell story soon becomes a scandal of its own.

A chef's life is upended when a jet-setting, champagne-sipping, hotel-hopping woman claims to be his long-lost mother. This documentary reveals the untold story.

A teen slams her car into a building, killing her boyfriend and his friend. What seems like a tragic accident becomes a murder case.

When Juan Catalan is arrested for a murder he insists he didn't commit, he builds his case for innocence around unexpected raw footage.

This documentary brings to life the stories of four people believed by their family and friends to be “DB Cooper,” a man who hijacked a 727 flying out of Seattle and jumped from the plane over the wilds of Washington State with a parachute and $200,000, never to be heard from again.

Torture chambers, acid vats, greased chutes and gassing rooms were just some of the devices of death designed by the Torture Doctor, H.H. Holmes in his castle of horrors. Follows Holmes' entire life as a criminal mastermind.

The line between justice and revenge blurs when a devastated family uses social media to track down the people who killed 24-year-old Crystal Theobald.

This documentary examines the 1999 London bombings that targeted Black, Bangladeshi and gay communities, and the race to find the far-right perpetrator. He terrorized a city, seeking to ignite a race war but justice was served by those who wouldn't let his hate win.

Set in a gritty and decadent 1970s America, American Boogeyman follows the elusive and charming killer and the manhunt that brought him to justice involving the detective and the FBI rookie who coined the phrase ‘serial killer’.

Documentary filmmaker Amy Berg investigates the life of 30-year pedophile Father Oliver O'Grady and exposes the corruption inside the Catholic Church that allowed him to abuse countless children. Victims' stories and a disturbing interview with O'Grady offer a view into the troubled mind of the spiritual leader who moved from parish to parish gaining trust ... all the while betraying so many.

Aileen Wuornos remains a rarity: a female serial killer. From childhood abuse to death-row revelations, this documentary revisits her life and crimes.

Unravel the case of Utah therapist Jodi Hildebrandt, whose child abuse arrest with parenting YouTuber Ruby Franke exposed a twisted tale of manipulation.

Vice detective Bob Hightower finds his ex-wife murdered and daughter kidnapped by a cult. Frustrated by the botched official investigations, he quits the force and infiltrates the cult to hunt down the leader with the help of the cult’s only female victim escapee, Case Hardin.

New exclusive access and never before heard testimony gives a unique insight into the mind of America's most notorious serial killer, Ted Bundy. Breathtaking archive from the time and the voice of Bundy himself, reveals the monster inside the man.

John Meehan created a terrifying trap of seduction, deceit and betrayal for countless victims. The illuminating revelations into his backstory showcase a series of events that flipped switches to create a monster wired for psychopathy. Goffard exposes John’s troubled background that built the foundation for his ominous fantasy world of lies and manipulation. In addition to hearing the Newell family’s terrifying tale, John’s first wife Tonia Bales and her daughters Emily and Abigail Meehan speak out, along with other women from his past who were caught in his web of lies.

During a murder hunt game at a country house, to which Hercule Poirot is invited as an "expert", a real murder occurs.

Anna is living with "face-blindness" after surviving a serial killer's attack. As she lives with her condition, one in which facial features change each time she loses sight of them, the killer closes in.

After an innocent man is executed in a case he was responsible for, a Scotland Yard superintendent finds himself investigating the murder of his key witness.

Antwerp, 2003. A gang of thieves rob the impenetrable Diamond Center. Who was behind one of the world's biggest heists - and how did they pull it off?

Unhappily married Richard Mason concocts a meticulous scheme to kill his shrewish wife so that he'll be free to marry her sister.