Signs of a Psychopath

Name: Signs of a Psychopath
Genre: Documentary, Crime
Released: 2020-08-23
Rating: 7.8
Cast: N.G. Berrill

RETURNING11 Seasons112 Episodes★ 7.8

Signs of a Psychopath is a documentary and crime series on Investigation Discovery that premiered in 2020, with 11 seasons and 112 episodes to date. Its most recent episode aired on Oct 27, 2026, and more episodes are on the way.

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NetworkInvestigation Discovery

First AiredAug 23, 2020

Last AiredOct 27, 2026

GenreDocumentary, Crime

Runtime23 min

LanguageEnglish

CountryUnited States

ProductionRed Marble Media

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?

AIRING NOW

Signs of a Psychopath is airing now. The most recent episode aired on Oct 27, 2026, and the next air date has not been listed yet. Track this show to get an alert when a date is confirmed.

WHERE TO WATCH

Max

Philo

Discovery+

YouTube TV

Investigation Discovery

Discovery +

Amazon VideoBUY

Apple TV StoreBUY

Google PlayBUY

Some links may earn us a commission. Data via JustWatch / TMDB

Cast

N.G. Berrill

Psychologist

Seasons & Episodes11 seasons · 112 episodes

0% complete

E1I Guess I'm a Maniac

Aug 11, 202621m

Covers a cold case in Florida involving a strangled woman and a surprise confession nearly a decade later exposing a sexual psychopath.

E2I Don't Belong Out Here

Aug 11, 202621m

Follows a disturbed brother confessing to a multi-generational family slaughter and an older cold case, revealing a narcissistic psychopath seeking to return to prison.

E3I Can't Stop Myself

Aug 18, 202621m

When a 15-year-old Florida girl runs away with her troubled boyfriend, someone brutally murders a 66-year-old disabled man miles away in his home. Upon their apprehension, police discover the young couple are, in fact, thrill-seeking murderers.

E4Violence Is What I'm Fixed On

Aug 18, 202621m

After a mother of three mysteriously vanishes following a night out on the town, investigators uncover a sexual psychopath's nightmarish desires. Several days later, they discover her body in her own septic tank, revealing how callous the murderer is.

E5I Think I Can Outsmart God

Aug 25, 202621m

In the morning hours of Christmas Eve, motorists are horrified when they discover two bodies along the shoulder of I-85. When detectives catch the killer, they uncover a militant psychopath with a penchant for guns and violent rescue-mission fantasies.

E6I Just Wanted To Hurt Her

Aug 25, 202621m

When a young woman vanishes, it doesn't take long for detectives to zero in on her estranged husband. When questioned, he appears eerily calm and casual, but what they soon reveal is an impulsive and rage-driven psychopath who cannot tolerate rejection.

E7I've Got a Criminal Mind

Sep 1, 202630m

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.

E8I Wanted To Keep Her

Sep 8, 202621m

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.

E9I Had Everybody Fooled

Sep 15, 202642m

Some of the most dangerous killers in modern history exhibit common psychopathic traits.

E10

E10The Apocalyptic End

Sep 22, 202621m

A mass suicide later proves to be a murder orchestrated by a psychopathic family annihilator.

E11

E11Something Took Control of Me

Sep 22, 202621m

A psychopathic husband kills his young wife and leaves her decapitated head in a bathtub.

E12

E12The Biggest Adrenaline Rush

Sep 29, 202621m

When detectives find an elderly woman dead after someone stuffs her in her own closet, they know they are not dealing with a normal killer. Instead, they discover the culprit is a troubled teenager with a fantasy to rape and kill.

E13

E13That's What You Do With a Knife

Sep 29, 202621m

When officers arrive at a suburban home regarding a felonious assault, they find a bloodied and lifeless woman in her minivan. Detectives later interview her estranged husband, revealing a rage-filled psychopath with a revenge fantasy inspired by a movie.

E14

E14Can You Count Bullets?

Oct 6, 202621m

After gunshots ring out in an apartment complex, a car crashes on a nearby freeway. The driver flees on foot, and police quickly discover a dead woman in the passenger seat.

E15

E15Everybody Believes in Bad People

Oct 6, 202621m

The Stuart Police Department receives a frantic 911 call from a woman reporting that her husband has vanished.

E16

E16Every Time Was Like Christmas

Oct 13, 2026

Advancements in DNA technology lead detectives straight to a psychopathic sexual predator.

E17

E17He Got Such a Rush From It

Oct 13, 202621m

Police charge a son and his wife with the murder of his father until a tip comes from a woman claiming her ex-husband and his friend admitted to the brutal killing. Detectives interview the new suspects and uncover a pair of cold-blooded psychopaths.

E18

E18Evilness Inside My Head

Oct 20, 202621m

E19

E19That's When My Nightmare Started

Oct 27, 202621m

About Signs of a Psychopath

Signs of a Psychopath is a documentary, crime series on Investigation Discovery. The show first aired on Aug 23, 2020 and currently has 11 seasons and 112 episodes. Signs of a Psychopath is currently airing; its most recent episode aired on Oct 27, 2026. It has a rating of 7.8/10 based on 13 votes. The cast includes N.G. Berrill.

Signs of a Psychopath FAQ

How many seasons does Signs of a Psychopath have?

Signs of a Psychopath has 11 seasons and 112 episodes.

Is Signs of a Psychopath renewed or canceled?

Signs of a Psychopath is currently airing; its most recent episode aired on Oct 27, 2026.

Where can I watch Signs of a Psychopath?

Signs of a Psychopath is available on Investigation Discovery. You can stream it on Max, Philo, Discovery+, YouTube TV, Investigation Discovery, Discovery +.