World's Most Wanted

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

The story of how the lottery invented to finance a zoo was incorporated by Rio de Janeiro's popular culture and, in the hands of organized gangsters,...

NBC News correspondents Keith Morrison, Josh Mankiewicz, Stephanie Gosk and Andrea Canning examine the final day of a victim’s life – the...

The chilling story of one of the world’s most notorious serial killers told through the words of Gacy himself, those who were forever changed...

Dive into unhinged murder cases in which investigators uncover and expose the dark world of cults that kill. The series explores how power and...

Crime author and investigator Jax Miller and former police investigator Sarah Cailean tackle a mystery that has stumped authorities for nearly two...

Combining the thrill of a mystery with the visceral experience of true crime drama, Cold Blood presents competing versions of what may have happened,...

Explore the life and crimes of Hadden Clark, a lesser-known serial killer. Dive into the inner workings of the volatile and dysfunctional Clark...

Through gripping interviews, drama reconstructions and archival footage, piece together the murders that shocked Australia. The detailed events...

While detectives search for clues among the living, veteran Dauphin County, PA, coroner Graham Hetrick uncovers secrets of the dead. Each episode...

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.