A shocking murder in rural Ireland sets off an increasingly convoluted quest for justice that spans decades and cuts across national borders.

In official collaboration with the 9/11 Memorial & Museum, this documentary series takes viewers through harrowing moments of the historic morning of...

When marriages fall apart, divorce can turn ugly - even deadly. From blushing brides turned cold-blooded killers to smitten grooms with shocking dark...

Explore the life and career of paparazzi king Fabrizio Corona, reflecting Italy's recent history of scandals and social change.

Scorned: Love Kills is an American documentary television series on Investigation Discovery that premiered on January 21, 2012 and features tales of...

Over the course of eight years, Coss Marte constructs ConBody, a gym modeled after the exercises he learned while incarcerated.

Current and former New Scotland Yard detectives open their case files to tell the inside story of how they caught some of London's most notorious...

Nearly 40 years after his summertime reign of terror on the streets of Los Angeles, the myth of the "Night Stalker" still looms large. Now, a series...

Host Holly Madison reveals the stories of everyday young women who use sex appeal as an avenue to power, which leads them into a risqué world...

Emilia Fox and Professor David Wilson, Britain's leading criminologist, investigate famous unsolved murder cases. By visiting the scenes of the...

What happened to Mica Miller? This documentary series retraces her promising life, toxic marriage and the mysterious circumstances of her death.

In 1991, four teenage girls were brutally murdered at a frozen yogurt shop in Austin, Texas. What happened that night forever shook the Austin...

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...

Jimmy Savile was one of the United Kingdom’s most beloved TV personalities. Shortly after his death in 2011, an investigation prompted more...

In this true-crime documentary, a cult expert and filmmaker infiltrate a polygamist sect to expose a self-proclaimed prophet and bring him to justice.

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

An overgrown field and a stretch of highway connect a series of grisly murders spanning several decades as grieving families search for answers.

True crime and sports come together in this docuseries. Global controversies and scandals are explored through reports from those involved.

A couple built a spiritual business to help people find true love. Now, former followers are sharing their disturbing practices in this docuseries.

WWE experienced record-breaking highs and crushing lows under Vince McMahon's leadership. This docuseries delves into the mogul's controversial reign.

Serial killer Jeffrey Dahmer confesses to his gruesome crimes in unguarded interviews, offering an unsettling view into a disturbed mind.

This intense documentary series details true stories of neighbors gone bad, from heinous fraud schemes to senseless acts of violent retribution.