I Felt a Release

They Named Me Stormy

Let's Be Bonnie and Clyde

It's Called Closure

The Package Killer

Everybody Was Agreeing to It

I Am the Worst Husband

Make Me Look Not Guilty

A Little Emotionally Unwound

Masters of Manipulation

Season 9

Documentary

Crime

Signs of a Psychopath

Investigation Discovery

Season 1

Season 2

Season 3

Season 4

Season 5

Season 6

Season 7

Season 8

This harrowing half-hour archive series revisits some of the most brutal killers in modern history, reviewing news footage and the words of the killers themselves to see which terrifying traits each killer exhibited. What are the signs...of evil?