John Wayne Gacy: Devil in Disguise

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

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

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

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

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 Valentine's Day murder.

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.

The investigators behind infamous serial killer cases reveal the harrowing, chilling details of their extraordinary efforts in this true crime series.

Through bodycam footage, texts and interviews with loved ones, this documentary investigates the horrifying murder of four University of Idaho students.

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

Jimmy Savile was one of the United Kingdom’s most beloved TV personalities. Shortly after his death in 2011, an investigation prompted more than 450 horrific allegations of sexual assault and abuse, with victims as young as 5.

Chronicles the bizarre and psychologically complex story of six individuals who were convicted for the 1985 murder of a beloved 68- year-old grandmother, Helen Wilson, in Beatrice, Nebraska.