John Wayne Gacy: Defending a Monster

Kim Kardashian West works to shine a light on stories of people she believes have paid their debt to society while also bringing awareness to...

Linda Kasabian, Charles Manson follower and former 'Family' member details her life at the Ranch and the final days leading up to the grisly 1969...

Robert Elmer Kleasen (1934-2003) was an American who was convicted and sentenced to death in 1975 for the murder of two young men near Austin, Texas.

Writings and social media posts help to reveal the secret life and troubles of Luigi Mangione, the man accused of the brazen murder of United...

Fascinated by the human brain and its capacity for ruthlessness, psychiatrist Dr. Dorothy Otnow Lewis has spent her life investigating the interior...

Albert Fish, the horrific true story of elderly cannibal, sadomasochist, and serial killer, who lured children to their deaths in Depression-era New...

One October night in 2022, 21-year-old Tove disappears after an evening at the pub. She never comes home. Six months after she was found dead, two...

The real story of wellness campaigner Belle Gibson's massive worldwide fraud and the famous interview that brought the con artist down.

The third installment of the infamous "is it real or fake?" mondo series sets its sights primarily on serial killers, with lengthy reenactments of...

An LA serial killer goes silent for decades – but he was just warming up.

Mark Williams-Thomas carries out the first active British investigation into Christian B.

Idris Elba confronts the reality of knife crime, speaking to those most affected - from the streets to the system - in a quest to uncover how we can...