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A look at some of Europe's and America's most horrific serial killers and how bizarrely simple blunders eventually brought them to justice.

Each episode of this true-crime series begins with the grisly discovery of a body and the onset of an intense investigation. When police think...

Murder She Solved tells the true stories of female crime investigators who, against all odds, have solved some of the most daunting murder cases in...

The next generation crime series revealing the ground-breaking police techniques used to solve murders on Britain's streets.

The two-night investigative special follows the stories of four former Jehovah’s Witnesses, as they recount details of the sexual abuse they...

The rise, fall, and improbable resurgence of Ashley Madison, the dating website aimed at marriage cheats. Pioneers in outrageous viral advertising,...

Working for nearly three decades with the Charlotte (N.C.) Police Department, Detective Gary McFadden has developed unorthodox methods that have...

The story of how the lottery invented to finance a zoo was incorporated by Rio de Janeiro's popular culture and, in the hands of organized gangsters,...

NBC News correspondents Keith Morrison, Josh Mankiewicz, Stephanie Gosk and Andrea Canning examine the final day of a victim’s life – the...

When the leads dry up and a case goes cold, there’s only one thing that keeps investigators going—the hunch that Somebody’s Hiding...

What happens when "the other woman" tires of her title? Monstresses on bio. recounts the most sensational stories of cheating men and their...

A fascinating docuseries chronicling Playboy magazine’s charismatic founder, Hugh Hefner, and his impact on global culture. Told from his...

Jimmy Carr hosts proceedings as the 8 Out of 10 Cats crew take over the words and numbers quiz.

The series follows the newly crowned champions of the 2019 Copa América tournament, the Brazilian football team, in a behind-the-scenes...

Budding entrepreneurs get three minutes to pitch their business ideas to five multi-millionaires willing to invest their own cash.

When a rookie FBI agent uncovers a massive money laundering operation in American horse racing, he risks his life to take down the culprits: Mexico's...

The 24 Hours of Le Mans is a motor race like no other. Taking place in France each year, it is an endurance test for drivers and cars that literally...

In this 4-part docu-series, go behind-the-scenes with one of the Bundesliga’s biggest clubs and re-live the thrilling 2018/19 football season...

Working for the FBI's Deep Cover Operations division, Martin Odum can transform himself into a different person -- whether it's an assignment as a...

The documentary series shows Alonso's passion for competing at the highest level and his determination to win. Documented last year, from his...

James May embarks on a remarkable journey across Japan, from its icy north to its balmy south. He’ll see the sights, meet the locals, and eat...

A zoo owner spirals out of control amid a cast of eccentric characters in this true murder-for-hire story from the underworld of big cat breeding.

A Hasidic Jewish woman in Brooklyn flees to Berlin from an arranged marriage and is taken in by a group of musicians -- until her past comes calling.