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

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...

Renowned author and journalist David Lagerkrantz, along with historians, forensic scientists and investigators, sheds new light on Swedish murders in...

An Elvis impersonator's conspiracy theory sets off a feud that spirals into an attempted presidential assassination.

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

Pushed to Death tells the stories of people who tragically passed away after appearing to suffer a fatal fall in suspicious circumstances.

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

Jeffrey Dahmer's childhood, combative parents, obsession with dead animals, strange behavior in high school, and first sexual yearnings collide and...

This true-crime series tells stories of actual murders committed not by strangers but by someone the victim knew, someone hiding in plain sight, or...

In the 1980s, Liverpool became the epicentre of a drugs boom that was to change Britain forever. With unprecedented access to some of the biggest...

Detectives and prosecutors revisit their most challenging homicide cases in this chilling true-crime docuseries.

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

Robert Durst, scion of NY's billionaire real-estate family, has been accused of three murders but has evaded justice for over 30 years. Durst speaks...

After a harrowing home invasion and kidnapping in 2015, a couple is accused of staging the ordeal when the woman reappears, haunting the couple with...

After his son's tragic death, a Louisiana pharmacist goes to extremes to expose the rampant corruption behind the opioid addiction crisis.

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.

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

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

An exploration of the case of the Golden State Killer who terrorized California in the 1970s and 1980s, committing 50 sexual assaults and 10 murders,...

Dateline NBC, or simply Dateline, is a weekly American television newsmagazine series. It was previously the network's flagship newsmagazine, but now...

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