Serial Killers

Serial killer Samuel Little confessed to murdering 93 women in a series of shocking taped interviews with the FBI.

While hunting the “Grim Sleeper,” investigators turned to a new and controversial technique — familial DNA matches.

The Golden State Killer is one of many who used Orange County, California as their hunting grounds.

Bruce McArthur was a genial landscaper who occasionally worked as a mall Santa. He was also convicted of murdering eight men and hiding several of their bodies in planters.

Through his work with Dr. Al Carlisle, Manny Cortez was able to trace his violent roots to a book he found as a child that depicted violent acts against women.

A sadistic duo, Lawrence Bittaker and Roy Norris, used everyday items for torture and murder.

Dorothea Puente was ultimately accused of killing nine people — but a jury wasn't convinced.

When Ed Gein was suspected of killing a hardware store owner in 1957, cops not only found her decapitated body while searching his Wisconsin farm — but the bones, skin and skulls of other corpses fashioned into household items.

Prosecutors argued serial killer Michael Gargiulo derived pleasure from sadistically murdering beautiful young women.

Peacock is making a new true-crime series about "Lonely Hearts Killers" Martha Beck and Raymond Fernandez.