Crazy, Not Insane

The Bruce McArthur serial killer case shocked Canada’s largest city, and the whole country, when he was convicted of eight grisly murders. How...

In 1999, teen Rocío Wanninkhof is murdered. Her mother's ex-partner, Dolores Vázquez, is suspected. Did she do it? A second victim...

Beginning in the early 1980s, Washington state was gripped with fear as the bodies of young women began appearing along the banks of the Green River....

The life and murders of one of the worst serial killers in history, Robert Pickton who went unchallenged for decades.

Linda Kasabian, Charles Manson follower and former 'Family' member details her life at the Ranch and the final days leading up to the grisly 1969...

An LA serial killer goes silent for decades – but he was just warming up.

A shocking serial murder case terrorized New York 40 years ago. Surviving victims, families of the deceased, and the detectives who worked on the...

When it comes to serial killers, there aren't many stories more chilling than the one of Fred and Rosemary West. The murderous duo raped, tortured...

An optician grapples with the Indonesian mass killings of 1965-1966, during which his older brother was exterminated.

This documentary examines a selection of real life serial killers and compares them to the fictional Hannibal Lecter.

Hosted by NBC News investigative journalist Stephanie Gosk, this brand new two-hour special will offer an intimate look into the life of Joe...

This documentary about serial killers and FBI Behavioral Sciences profilers features interviews with Ed Kemper and Ted Bundy as well as crime victims...