SeriesOn air
Signs of a Psychopath (2020–)
11 seasons112 episodes30 min per episode
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?
Next episode: T11 · E18, on October 20, 2026
- First aired
- August 23, 2020
- Network
- Investigation Discovery
- Country of origin
- United States
Seasons
Where to watch
Subscription
Discovery +
Discovery+ Amazon Channel
HBO Max
HBO Max Amazon Channel
Investigation Discovery
Philo
YouTube TV
Free
Spectrum On Demand
Free with ads
- Investigation Discovery
Buy
Amazon Video
Apple TV Store
Fandango At Home
Google Play Movies
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Cast
- Nameeta Sahni as Self - Forensic Psychologist
- Nameeta Sahni as Self
- Chriscelyn Tussey as Self - Forensic Neuropsychologist
- Chriscelyn Tussey as Self
- Chriscelyn Tussey as Forensic Neuropsychologist
- Charles A. Morgan III as Self - Forensic Psychiatrist
- Charles A. Morgan III as Self
- Chitra Raghavan as Self - John Jay College of Criminal Justice
- N.G. Berrill as Self - Forensic Psychologist
- John DeLatorre as Self - Forensic Psychologist
- Bryanna Fox as Self - Criminologist at University of South Florida
- Bryanna Fox as Self
- Bryanna Fox as Department of Criminology, University of South Florida
- Jonathan Deright as Self - Forensic Neuropsychologist
- Nicole Vienna as Self - Forensic Psychologist
- Daniel Mundy as Self - Forensic Psychiatrist