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?
The Agency: Central Intelligence
Are You Afraid of the Dark?
Still a Mystery
Breaking Bad
Stranger Things
Brooklyn Nine-Nine
Squid Game
Death Note
Chernobyl
WandaVision
Doctor Who
Obi-Wan Kenobi
It
Wednesday
Alien: Earth
Two and a Half Men
Game of Thrones
The Boys
Homeland
Prison Break
