A mad doctor uses patients at his isolated psychiatric institute as subjects in his attempts to create longevity by surgically installing an artificial gland in their skulls.

The Crime of Doctor Crespi (1935)
A crazed scientist invents a serum that induces a catatonic state in anyone who gets the injection. He uses the serum to paralyze his enemies, in order to bury them alive.

Human Prey (1995)
A psychologist snaps, becomes a vigilante and wipes out inner city "scum." Occasionally he kidnaps bad girls and hookers and and hunts them for sport Most Dangerous Game style.

Murder Weapon (1989)
Two mobster daughters leave a sanitarium, host a party inviting ex-boyfriends, who then start disappearing mysteriously.

Kamen Rider × Kamen Rider OOO & W Featuring Skull: Movie Wars Core (2010)
Confronting a mysterious enemy, the Pteranodon Yummy, Kamen Rider W receives aid from Ryu, who has infuriated Akiko by being too busy to attend her wedding! Akiko demands to know why he even became a Kamen Rider in the first place and the Pteranodon Yummy as it uses the Memory Memory on her to give her the answer to her question. Meanwhile, at the Kougami Foundation, Kousei Kougami talks of the most avaricious man in Japan, Oda Nobunaga, whose final resting place was found. With Doctor Maki overseeing the process, Kougami commissions the creation of a Cell Medal homunculus based on Nobunaga himself. Later, Kamen Rider Core begins to destroy the area as Kamen Riders OOO and W team up to fight the enemy. However, Kamen Rider Core proves too powerful and the two go underground to destroy the Gaia Memory’s source of power to even the odds.

The Laughing Dead (1989)
A busload of travelers and their disgraced priest tour guide, on the hunt for Aztec ruins, decide to stop in a Mexican village on the eve of the Day of the Dead. Unbeknownst to them, a local doctor plans to begin a diabolical ritual intended to bring about Hell on Earth.

The Quiet Ones (2014)
A professor and his students perform a dangerous experiment that causes a young woman to lose her sanity.

Batman: The Doom That Came to Gotham (2023)
Explorer Bruce Wayne accidentally unleashes an ancient evil, and returns to Gotham after being away for two decades. There, Batman battles Lovecraftian supernatural forces and encounters allies and enemies such as Green Arrow, Ra's al Ghul, Mr. Freeze, Killer Croc, Two-Face and James Gordon.
Digest (2022)
Geoff, a man with an unusual compulsion to eat inedible objects, calls on the unorthodox services of backstreet practitioner Doctor Dora in order to cure his ailment.

Ares (2016)
In a near future, the world order has changed. With its 10 millions of unemployed citizens, France has now become a poor country. Its people wavers between rebellion and resignation and find an outlet in the shape of TV broadcast ultra brutal fights in which the players are legally doped and unscrupulous.

A Macabre Legacy (1939)
A plastic surgeon goes mad when he discovers that his wife have an affair. He fakes her death and disfigure her and locks her in the cellar.

The Sunken-Eyed Ghost (1981)
A mad doctor uses a fake taxi driver to kidnap victims and then removes their eyes in hopes of perfecting an eye transplant that will allow his blind wife to see again. One of the doctor's servants ends up getting possessed by not one, but several of the victims.

The Crawling Brain (2016)
Stefan learns that his invalid grandmother was the nurse/lover of Nazi doctor Franz Kindler and that she removed his brain when the Nazis were losing WW2. Unable to successfully perform a transplant on test subjects, she needs Stefan to carry on for her now that her health is failing.

Bullets of Justice (2020)
During World War III, the American government initiates a secret project codenamed ‘Army Bacon’ in order to create super soldiers by inbreeding humans with pigs. 25 years later the hybrid Muzzles have occupied the top of the food chain, eating and farming humanity. Ex-bounty hunter Rob Justice works for the last line of human resistance - a group of survivors hiding in a nuclear bunker deep underground - and his mission is to search and destroy Muzzle Central.

Stalked by My Doctor: Just What the Doctor Ordered (2021)
Having escaped from the psychiatric prison, Dr. Albert Beck hides out in an empty house until its new owners unexpectedly arrive to move in! Forced into the attic to evade the recently widowed mother, Beck watches from above... undeniably attracted to her 18-year-old daughter.

Old (2021)
A group of families on a tropical holiday discover that the secluded beach where they are staying is somehow causing them to age rapidly – reducing their entire lives into a single day.

Dracula (1931)
British estate agent Renfield travels to Transylvania to meet the mysterious Count Dracula, who is interested in leasing a castle in London. After Dracula enslaves Renfield and drives him to insanity, the pair sail to London together and Dracula, a secret vampire, begins preying on London socialites.

Frankenstein '80 (1972)
A mad scientist creates a monster called "Mosaico," who breaks out of the laboratory to hunt down and kill beautiful women.

Maniac (1934)
An ex-vaudeville actor is working as the assistant to a doctor who has Frankenstein aspirations. The ex-vaudeville actor kills the doctor and decides to assume the identity of the dead physician.

Death House (2018)
During an exclusive tour, a power breakdown inside a secret prison known as the Death House sends two agents fighting through a labyrinth of horrors while being pursued by a ruthless army of roaming inmates. As they fight to escape, the agents push toward the lowest depths of the facility where they learn a supernatural group of evil beings is their only chance for survival.