Ross Kemp: Mafia & Britain

A six-part, true crime docuseries about a mysterious murder of Ken Rex McElro that took place in the ‘80s with at least 60 witnesses present, all of whom deny seeing anything.

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.

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

Millions in stolen cash. Missing luxury bourbon. Watch ordinary people almost get away with these extraordinary heists in this true crime series.

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

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

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

Archive footage, chilling reenactments and exclusive interviews shed new light on a tragedy — and two brothers — that suspended a city in terror.

Death row inmates convicted of capital murder give a firsthand account of their crimes in this documentary series.

Don Wildman unearths relics from the world's greatest institutions to reveal secrets from the past. He examines each artifact to illuminate history's most incredible triumphs, sensational crimes and bizarre encounters.

Explore Marvel’s rich legacy of pioneering characters, creators and storytelling to reflect the world outside your window. Each documentary, helmed by a unique filmmaker, showcases the intersections of storytelling, pop culture, and fandom within the Marvel Universe.

Have you ever wondered what goes on behind the scenes of the most legendary monuments and powerful organizations in the United States? America’s Book of Secrets lifts the veil of mystery, giving you unparalleled access to historical narratives and insider information previously hidden from the public. Through in-depth research and exclusive channels, this series delves into a variety of familiar but enigmatic American institutions, from the FBI and the Pentagon to Fort Knox and Area 51. Go beyond the locked doors and security checkpoints of government agencies, famous landmarks and stealthy societies to glimpse the hidden worlds you were never intended to see.