Professor Frankenstein creates a teenager from an accident victim, who gets angry when he learns he is going to be taken apart.
Innocent women are being kidnapped and used as guinea pigs for a brain transplant experiment. The diabolical Dr. Frankenstein continues his quest to perfect his brain transplant operation to bring back his deceased wife at any cost - even if it means playing with the lives of others. El Santo and Blue Demon are called in to help when their friend Alicia becomes Dr. Frankenstein's next target. It'll take both heroes to go up against the dastardly doctor and go mano a mano with his super strong zombie Golem.
An obsessed scientist conducts profane experiments in evolution, eventually establishing himself as the self-styled demigod to a race of mutated, half-human abominations.
Henry Frankenstein pieces together body parts in the hope of bringing a human-like creature to life. The mad scientist’s dreams are shattered by his monstrous creation awakening with rage to a world that hates and fears him.
A mad scientist creates a monster called "Mosaico," who breaks out of the laboratory to hunt down and kill beautiful women.
Now confined to a mental hospital, young Kirsty insists her supposedly dead father is actually stuck in Hell following his wife’s betrayal. Few believe the young woman’s lurid stories aside from the thrill-seeking Dr. Channard. Kirsty is undeterred and, with the help of a fellow patient, heads to Hell for a rescue.
When a family moves to a small town they discover an extreme haunted house run by a charming retired surgeon. Things start getting out of hand when they realize he is going too far.
After Malukan immigrants engage in a string of corpse mutilations at various New York City hospitals, a doctor and a morgue assistant travel to the Maluku Islands to investigate.
Three terrifying tales follow a young groom in Baguio for his honeymoon is possessed by a homicidal spirit when he discovers a cursed ring and decides to wear it; in the eerie halls of a mysterious hospital, a doctor practices voodoo and dead bodies wander in the night; and a student who learns, while a guest at a town fiesta in a remote province, that the locals' hospitable ways leave her clueless about a mysterious nightly ritual.
The eminent Dr. Phibes awakens from a decade of suspended animation and heads to Egypt with the corpse of his dead wife, which he intends to resurrect by murdering people in strange and heinous ways.
After a team of surgeons botches his beloved wife's operation, the distraught Dr. Phibes unleashes a score of Old-Testament atrocities on his enemies.
A brilliant but deranged neurosurgeon becomes obsessively fixated on a judge's daughter. With the help of an escaped criminal whose face he has surgically deformed, the mad man lures her, her father, and her fiancé to his isolated, castle-like home.
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.
When Chris and Andy order a model from an escort service, they find that something is unnaturally wrong with Natasha, something deadly wrong.
Dr. Leon Kravaal develops a potential cure for cancer, which involves freezing the patient. But an experiment goes awry when authorities believe Kravaal has killed a patient. Kravaal freezes the officials, along with himself. Years later, they are discovered and revived in hopes that Kravaal can indeed complete his cure. But human greed and weakness compound to disrupt the project.
A budding playwright and his wife attend a dinner party hosted by wealthy, cultural elites, who have promised to bankroll the writer's latest play to Broadway, but, in fact, have darker designs in mind for the couple.
The doctor is back! And this time, she’s cloned herself to make an army of unstoppable warriors!
A fugitive, dangerous madman reaches an English village where he confronts his former partner who left him for dead in the jungle after their discovery of a diamond mine. When the former partner also claims to have since lost the mine and all its wealth, which he took all for himself, and though the partner is still living in a state of luxury , the madman takes up an offer from a crazed scientist to make him invisible, something the scientist has already done with experimental animals, so that he can take revenge.
In 19th century England, a noted brain surgeon rescues a former student from being hanged on a false conviction for murder, and spirits him away to an ancient, repurposed abbey far in the countryside. There, he connives his pupil into assisting him in mapping the functions of the various parts of the human brain, using living subjects who are under a terrible animation-suspending drug called "black sleep". Subsequently, the student, along with the daughter of one of the subjects, discover that most of these subjects have survived but are being kept in a dungeon-like cellar, in various stages of physical and mental derangement...
An insane surgeon's obsession with an actress leads him to replace her wounded pianist husband's hands with those of a knife-throwing murderer.