Signs of a Psychopath

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?

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Created By
Status	Returning Series
Original Name	Signs of a Psychopath
First Air Date	August 23, 2020
Last Air Date	September 29, 2025
Seasons	11
Episodes	97
Episode Runtime	23min
Language	English
Original Language	English
Production Countries	United States of America
Production Companies	Red Marble Media
Networks	Investigation Discovery

S10E15

Deviant Desires

A female executive's jog ends in murder. Also, DNA links a frail inmate to The Package Killer, a predator who hid women's bodies in alarming ways. As interrogations unfold, two seemingly ordinary men reveal decades of cold, predatory violence.

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