
A whole channel dedicated to the lives and crimes of some of the World's Most Evil Killers like Jeffrey Dahmer, Richard Ramirez, Dorothea Puente and more.

Beverley Allitt killed four children and attempted to murder nine more while working as a nurse at Grantham and Kesteven Hospital in Lincolnshire, England, in 1991.

John Wayne Gacy murdered 33 boys and young men during a six-year period in the 1970s; he was well-liked in the community he lived in and would often dress up for kids' parties, earning himself the nickname Killer Clown.

For 13 years, serial killer Jeffrey Dahmer raped, murdered and ate his young male victims; after his arrest, his apartment was searched and human skulls were found in his closet; he was killed by another inmate after serving two years in prison.

An in-depth look at murderer Ed Gein, who confessed to killing two women in the 1950s; Gein was found guilty but legally insane and was remanded to psychiatric institutions.

Covered in tattoos, his terrifying appearance makes Jaime Osuna a feared man in the U.S. prison system; awaiting trial, he begins practicing Satanism and attempts to kill a fellow inmate.

While on trial for rape, 33-year-old Brian Nichols goes on a violent rampage that results in three murders.

The story of Tyler Davis Bingham, pretty criminal turned leader of the brutal and feared Aryan Brotherhood.

At 18, Christa Pike commits a brutal murder and becomes one of the youngest ever women sent to death row.