34: He Hid 'Murder Kits' All Over America

England, 1991: A murder has just happened on a children's hospital ward. And though no one knew who the killer was, by the time they’d discover their culprit, she would’ve gone on to become one of Britain's most evil serial killers. Her name is Beverley Allitt, she’s a nurse and ...  Show more

Argentina, 2024: A manhunt begun after Catalina Gutierrez, an architecture student & influencer, vanished into thin air. She was last seen driving to a bowling alley to meet friends, only she never arrived. Instead her phone location would show up outside one of her best friends' ...  Show more

The Cleveland Torso Murderer is an unknown serial killer who murdered at least 12 and maybe as many as 20 in the 1930s. The murders were absolutely horrific, as victims were decapitated, dismembered, and disembowled. The famous lawman Eliot Ness even headed up the search for the ...  Show more

He's one of the most-notorious serial killers in American history and the inspiration for numerous slasher movies.'Pogo the clown' by day and mass murderer by night, when John Wayne Gacy first killed a man at his Chicago ranch house after sex, he soon realised how easy it would b ...  Show more

Israel Keyes is one of those cases that will have you wondering why he isn't talked about more when it comes to prolific and BRUTAL serial killers. Using a home base in Anchorage, Alaska, this douche rocket took lives all over the lower states on a killing spree that spanned m ...

CHESHIRE, England 1996, Howard Ainsworth violently bludgeoned his wife to death with a hammer before taking his own life. Three years later in the same town, Donald Ward beat his wife to death with a ceramic hot water bottle before using the shards of glass to take his own life. ...  Show more