Investigation Discovery

Michael Lee Smith's body is found shot and dumped on the side of the road. Police are forced to sift through lies as they attempt to track down the killer.

A husband finds his wife brutally slain and calls 911. Does he know more than he lets on? CCTV exposes secrecy and lies.

Nancy Grace reveals major developments in crimes. This week: the cases of Lindsay Clancy, Timothy Smith and Herbert Swilley, Tex and Diane McIver.

From Black Friday violence to family massacres, a special report CrimeFeed examines why the holidays bring out the worst in people. Featured are the cases of Joel Michael Guy Jr. and Kelsey Berreth.

Nancy Grace, Derrick Levasseur, and Mara S. Campo tear through evidence, demanding justice for victims of the biggest crime stories in this weekly expose. This week: BTK, Border Patrol Serial Killer, and Serial Killer in Portland.

They were the cases that shook us to our core. Serial killers caught after decades, family murders, teens killing teens, and the rich and famous committing heinous crimes. A look back at the biggest, most shocking crimes of 2023.

Three missing teens vanish from a small town, leading detectives down a dark path toward a predator hiding in plain sight.

An Auburn graduate vanishes in Alabama, and her friends grow suspicious of one another as secrets emerge and the search for answers turns inward.

A romance built on deception spirals into a dangerous web of false accusations and violence, culminating in a shocking confrontation with shots fired.

People Magazine editors present the story of Claudette Ficik, a Georgia college student who disappears while driving home to her parents, and the suspects include an infatuated classmate, an ex and the man she planned to bring home on th...

When local doctors in Bowling Green, Kentucky uncover a fake birth, detectives soon learn they are dealing with a violent, infant-stealing psychopath.

An 18-year-old computer whiz disappears in a small Georgia town, and as the search intensifies, suspicion begins to fall on those closest to him.

Mandy marries a man twice her age. As abuse escalates and confusion deepens, she searches for answers that lead to a shocking and painful truth.