A young doctor is suspected when a series of Jack the Ripper copycat killings is committed. However, when the doctor himself is murdered, his identical twin brother claims to have seen visions of the true killer.

Oldboy (2003)
With no clue how he came to be imprisoned, drugged and tortured for 15 years, a desperate man seeks revenge on his captors.

K-PAX (2001)
Prot is a patient at a mental hospital who claims to be from a far away planet. His psychiatrist tries to help him, only to begin to doubt his own explanations.

2:13 (2009)
A police profiler has just returned from psychiatric leave only to find that he is caught up in a serial killer's rampage. Fighting to keep buried the trauma of his childhood, he must confront the all too-familiar flesh masks that the killer leaves on the faces of his victims. He must face his own demons along with the killer to save his small eroding existence.

Horrors of Malformed Men (1969)
After escaping from an insane asylum, a medical student assumes the identity of a mysterious dead man, who appears to be his doppelganger, and gets lured to a sinister island ruled by a mad scientist and his malformed men.

The Witch (2024)
During the period of the collapse of the Ottoman Empire, a woman who reluctantly went to a gloomy Istanbul mansion as a bride, and the mysterious owner of the mansion, will go on a journey to the dark secrets of the past together.

Tomie (1998)
Following some trauma in her past that has since been repressed, a young woman is trying to recover her memories with the help of a psychiatrist. During her hypnosis sessions, she repeats the name "Tomie" but is unable to recall where she knows it from. Meanwhile, a police detective is investigating a string of brutal murders, where he also runs across the name "Tomie." How are the two connected?

The Human Centipede (First Sequence) (2009)
During a stopover in Germany in the middle of a carefree road trip through Europe, two American girls find themselves alone at night when their car breaks down in the woods. Searching for help at a nearby villa, they are wooed into the clutches of a deranged retired surgeon, who has a very disturbed vision.

Dead Again (1991)
In 1949, composer Roman Strauss is executed for the murder of his wife. In 1990s Los Angeles, a detective comes across a mute amnesiac woman who is somehow linked to the Strauss murder.

A Nightmare on Elm Street 3: Dream Warriors (1987)
A psychiatrist, familiar with the knife-wielding dream demon Freddy Krueger, helps teens at a mental hospital battle the killer who is invading their dreams.

Possession (1981)
A young woman left her family for an unspecified reason. The husband determines to find out the truth and starts following his wife. At first, he suspects that a man is involved. But gradually, he finds out more and more strange behaviors and bizarre incidents that indicate something more than a possessed love affair.

Hipnos (2004)
Dr Sánchez Blanch owns and operates a psychiatric hospital where he specializes in hypnotizing his severely emotionally disturbed patients.

Sinners (2025)
Trying to leave their troubled lives behind, twin brothers return to their hometown to start again, only to discover that an even greater evil is waiting to welcome them back.

Exorcist II: The Heretic (1977)
Bizarre nightmares plague Regan MacNeil four years after her possession and exorcism. Has the demon returned? And if so, can the combined faith and knowledge of a Vatican investigator and a research specialist free her from its grasp?

Stir of Echoes (1999)
After being hypnotized by his sister-in-law, Tom Witzky begins seeing haunting visions of a girl's ghost and a mystery begins to unfold around her.

The Testament of Dr. Mabuse (1933)
After a detective is assaulted by thugs and placed in an asylum run by Professor Baum, he observes the professor's preoccupation with another patient, the criminal genius Dr. Mabuse the hypnotist. When Mabuse's notes are found to be connected with a rash of recent crimes, Commissioner Lohmann must determine how Mabuse is communicating with the criminals, despite conflicting reports on the doctor's whereabouts, and capture him for good.

Trancers (1984)
Angel City trooper Jack Deth is sent back in time from 2247 to 1985 L.A. to inhabit the body of his ancestor. Deth's assignment is to find his archenemy, Whistler, who turns people into zombies, before the fiend is able to kill all the ancestors of the future's governing council.

Brainscan (1994)
A lonely teenage horror-movie fan discovers a mysterious computer game that uses hypnosis to custom-tailor the game into the most terrifying experience imaginable. When he emerges from the hypnotic trance he is horrified to find evidence that the brutal murder depicted in the game actually happened -- and he's the killer.

The Element of Crime (1984)
Fisher, an ex-detective, decides to take one final case when a mysterious serial killer claims the lives of several young girls. Fisher, unable to find the culprit, turns to Osbourne, a writer who was once respected for his contributions to the field of criminology. Fisher begins to use Osbourne's technique, which involves empathizing with serial killers; however, as the detective becomes increasingly engrossed in this method, things take a disturbing turn.