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

A criminal psychologist with the ability to see the past through touch and a fearless reporter with a dual personality join forces with a detective...

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

A series of self-contained stories, each recounting a murder scene as seen from the chilling viewpoint of the killer. Explore the inner workings of a...

The story of how Detective Superintendent Steve Fulcher deliberately breached police procedure and protocol to catch a killer, a decision that...

When an unidentified body is found in a luxury apartment linked to Oliver Kennedy and his girlfriend Ciara Wyse, Detectives Lee Reardon and Karl...

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

Wrongfully imprisoned for murdering his own son, a father sets out on a desperate rescue mission after learning the boy may still be alive.

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.

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

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

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

Chronicles the bizarre and psychologically complex story of six individuals who were convicted for the 1985 murder of a beloved 68- year-old...

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.

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

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

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

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...