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H.H. Holmes builds a three-story hotel in Chicago where he tortures and kills an untold number of people visiting the city for the 1893 World's Fair.

Henry Lee Lucas rose to infamy when he confessed to hundreds of unsolved murders. This docuseries examines the truth -- and horrifying consequences.

Discover how Toronto real estate broker Heather Rovet's perfect romance with "Jace" shattered upon discovering he was Jason Porter, a convicted felon...

Interviews with friends, family and Sally McNeil herself chart a bodybuilding couple’s rocky marriage — and its shocking end in a...

A detailed account of the McDonald's Monopoly game scam during the 1990s as told by the participants in the case, including the prizewinners and the...

A retired FBI serial-profiler joins the mysterious Millennium Group, a team of underground ex-law enforcement experts dedicated to fighting against...

The shocking true-life tale of Ed Gein, the infamous murderer and grave robber who inspired many of Hollywood's most iconic on-screen killers.

Gen Z amateur sleuth and tech-savvy hacker Darby Hart and eight other guests are invited by a reclusive billionaire to participate in a retreat at a...

Sex and murder are often tied together in criminal investigations; and detectives uncover dirty secrets, scandalous sex affairs, online sex...

Master of Horror Eli Roth presents true stories of hauntings that have shattered the lives of the people who have experienced them.

Throughout the history of comedy, many comedians have lost themselves to the art’s darker side, through addiction, suicide, depression and...

Behind Mansion Walls is an American documentary television series on Investigation Discovery that debuted June 6, 2011. The series, hosted by...

A group of bright Sarah Lawrence College students fall under the dark influence of a friend's father, Larry Ray. With unprecedented access to the...

The true stories of people who lived with a killer. How well do you really know your family? Would you recognize the warning signs? Or would you...

When two brothers fall for two sisters, they quickly realize the age differences between them are too big to ignore.

Trapped in a deadly cursed Mafia game, the students of Yoo-il High must play the game to survive while unraveling the mysteries behind the curse.

There's a murder at the elegant hotel where Miss Marple is staying and international adventurer Bess Sedgwick is the prime suspect.

Celebrities and their professional dance partners strut their stuff on the dancefloor. Each week, one couple is voted off by the public and a panel...

Gene, a successful BL novelist, meets Nubsib, a deceptive actor auditioning for the lead role in the drama adaptation of his book. Chaos unfolds.

This series reveals recent natural disasters as they happened in real-time through footage captured by eyewitnesses who found themselves in the wrong...