Crime
Station:
Investigation Discovery (US)
Status:
Running
Start:
2020-08-23
Rating:
10/10 from 1 users
For every sadistic psychopath...there were signs. Charm. Narcissism. Lack of empathy. Impulsiveness. Manipulation. Deception. These traits and others are the telltale 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?
Next Episode is 'The Apocalyptic End' (Season 11 Episode 10) and airs on 22 Sep 2026 20:00 (CDT).
S11E7 - I've Got a Criminal Mind
A killer brutally murders an elderly couple, and detectives quickly focus on their 17-year-old grandson who lives with them. When they finally capture him, they uncover a charismatic young psychopath with a hunger for fast food and revenge.
Air Date: 01 Sep 2026 20:00 (CDT)
S11E8 - I Wanted To Keep Her
When a grandmother vanishes, her grandson spins a twisted narrative about her demise and the disturbing location of her body inside a freezer. It doesn't take long for detectives to uncover the killer responsible ... a parasitic psychopath.
Air Date: 01 Sep 2026 20:30 (CDT)
S11E9 - I Had Everybody Fooled
When a mother, covered in blood and holding a barely breathing newborn, arrives at the hospital, medical staff uncover a faked birth. When investigators interview the woman, they soon realize they are dealing with a violent, infant-stealing psychopath.
Air Date: 15 Sep 2026 20:00 (CDT)
S11E10 - The Apocalyptic End
Weeks after Christmas, police find a wife and her three young children decomposing in their beds, while her husband is alive yet despondent. What appears to be a mass suicide later proves to be a murder orchestrated by a psychopathic family annihilator.
Air Date: 22 Sep 2026 20:00 (CDT)
S11E11 - Something Took Control of Me
When a psychopathic husband kills his young wife and leaves her decapitated head in a bathtub, detectives question him about the crime. When he offers little in the interview, they realize they are confronting a malingering psychopath with control issues.
Air Date: 22 Sep 2026 20:30 (CDT)
S11E12 - The Biggest Adrenaline Rush
Air Date: 29 Sep 2026 20:00 (CDT)
S11E13 - That's What You Do With a Knife
Air Date: 29 Sep 2026 20:30 (CDT)