World's Most Wanted

Victims' rights activist John Walsh and his son, Callahan, showcase time-sensitive, unsolved cases in desperate need of attention, mobilizing the...

Lake Erie is home to some of North America’s darkest and deadliest murder cases. Dive deep into its most notorious mysteries and hear insight...

Lovers re-uniting. Families looking to reconcile. A gathering of high-school buddies. In each case, the reunion is the spark that sets events in...

Series examining the police investigation into the crimes of serial killer Peter Sutcliffe, known as the Yorkshire Ripper, and the missed...

Successful insurance salesman Rob Marshall, his bright and devoted wife Maria, and their three sons are the perfect American family. Then the...

Swamps, bogs, marshes, bayous and riverbeds can be murky, dark, crazy places, but when a body pops up, things get downright mysterious. Through...

Evil casts a shadow. That shadow spreads outward for years, even decades, after a crime. It consumes everyone in its path, pulling them into...

Horrific and salacious cases rock Southern California's wealthy coastal community. From a murder-for-hire gone wrong to families turning on their...

An enigmatic conservative Christian group known as the Family wields enormous influence in Washington, D.C., in pursuit of its global ambitions.

In the late 1970s, an accused serial rapist claims multiple personalities control his behavior, setting off a legal odyssey that captivates America.

Chronicles the worst man-made ecological disaster in American history, in which the frenzied wheat boom of the Great Plow-Up, followed by a...

New York City in the 1970s was ruled with a bloody fist by five mafia families, until a group of federal agents tried the unthinkable: taking them...


Detectives from the present and a detective from the past communicate via walkie-talkie to solve a long-time unsolved case.

Little animals embark on big adventures across the U.S. in a dramatic nature series that explores their hidden worlds and epic survival stories.

Beneath the sunlit glamour of 1985 L.A. lurks a relentlessly evil serial killer. In this true-crime story, two detectives won't rest until they catch...

A ruthless outlaw terrorizes the West in search of a former member of his gang, who’s found a new life in a quiet town populated only by women.

New York, 1896. Police commissioner Theodore Roosevelt brings together criminal psychologist Dr. Laszlo Kreizler, newspaper illustrator John Moore...

Given superstrength and durability by a sabotaged experiment, a wrongly accused man escapes prison to become a superhero for hire.