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.
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.
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.
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 homeless man is hired as a survival guide for a group of wealthy businessmen on a hunting trip in the mountains, unaware that they are killers who hunt humans for sport, and that he is their new prey.
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.
A mad scientist creates a monster called "Mosaico," who breaks out of the laboratory to hunt down and kill beautiful women.
War veterans visit a lakeside cabin for a week of shooting, drinking, etc. but find the cabin being looked after by a young caretaker named David. When David's status as a war deserter is revealed, all hell breaks loose.
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.
University professor George Kingsley is struck by gangsters while crossing the street, leaving him with brain damage and one of the gangsters, Cannon, paralyzed. Kingsley's friend Dr. Sovac attends to both men, and when Cannon offers him a reward for aiding his recovery, Kovac transplants part of Cannon's brain into the dying Kingsley's skull, creating a dual personality.
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.
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.
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.
Two couples are on a boating trip when they come across an uncharted island. The four investigate and find themselves in the clutches of Dr. Albert Balleau, whose hobby is hunting both animals and humans… The group tries to escape only to be thwarted by Dr. Balleau and his henchmen.
Lieutenant Commander John Byrne of the Naval Secret Service and his partner Pvt. Bill Riggers chase criminal Dr. Sin Fang, who is desperate to find a lost sacred seal. (The fifth and only surviving episode of a six-part serial about an evil mastermind inspired on Sax Rohmer's Dr. Fu Manchu.)
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 a woman's father goes missing, she enlists a local to aid in her search. The pair soon discover that her father has died at the hands of a wealthy sportsman who hunts homeless men as a form of recreation.
When legendary hunter Bob Rainsford is shipwrecked on the perilous reefs surrounding a mysterious island, he finds himself the guest of the reclusive and eccentric Count Zaroff. While he is very gracious at first, Zaroff eventually forces Rainsford and two other shipwreck survivors, brother and sister Eve and Martin Towbridge, to participate in a sadistic game of cat and mouse in which they are the prey and he is the hunter.