Police sergeant Neil Howie is called to an island village in search of a missing girl whom the locals claim never existed. Stranger still, however, are the rituals that take place there.
Carroll Baker stars in this psychedelic shocker about a mysterious witch who casts a spell over attractive, youthful fashion photographer Valentina Rosselli. Thrust into a world of sadism, Valentina must figure out whether the torture being inflicted on her is because of one woman's twisted agenda … or a curse known as Baba Yaga.
The inmates of an insane asylum take over the institution, imprison the doctors and staff, and then put into play their own ideas of how the place should be run.
Eddie is a Vietnam veteran who loses his arms and legs when he steps on a land mine, but a brilliant surgeon is able to attach new limbs. Unfortunately an insanely jealous assistant (who has fallen in love with Eddie's fiance) switches Eddie's DNA injections, transforming him into a gigantic killer.
An ordinary day's hike gets rough when two youngsters escape from the main group into the woods and, after finding a grotto, discover that there is more to it than just darkness.
After an aging voodoo priestess dies, her arrogant son Willis Daniel's believes he is next in line to lead. He is outraged when Lisa, his mother's adopted apprentice is chosen as the leader. Willis seeks revenge by reviving the African prince Blacula — but soon finds that he cannot control him.
Lisa is a tourist in an ancient city. When she gets lost, she finds an old mansion in which to shelter. Soon she is sucked into a vortex of deception, debauchery and evil presided over by housekeeper Leandre.
When various trustees of the Van Traylen Orphanage begin dying in close order, it's at first written off as a coincidence. But, when a school bus accident very nearly takes out three more of them along with a group of orphans, Col. Bingham and his pathologist friend, Mark, begin looking into the deaths. They come to think the answer lies with one of the girls on the bus, who has vivid memories of things she could not possibly have seen.
A nightclub janitor discovers the personal effects of a magician and uses them to become a popular magician himself. Tampering with the secrets of the beyond has its price, however, as he soon learns when he is confronted by voodoo, vampirism, and an eviscerated ghost.
After receiving word about a mysterious carcass/skeleton unearthed in the Arizona desert, a father and his daughter decide to remove it from the burial grounds for further study. Once they do so, they, as well as the town, are besieged by a colony of gargoyles living in some nearby caverns.
A young psychiatrist applies for a job at a mental asylum and must pass a test by interviewing four patients. He must figure out which of the patients, is in fact, the doctor that he would be replacing if hired.
A physician discovers that two children are being kept virtually imprisoned in their house by their father. He investigates, and discovers a web of sex, incest and satanic possession.
There's something pretty grisly going on under London in the Tube tunnels between Holborn and Russell Square. When a top civil servant becomes the latest to disappear down there Scotland Yard start to take the matter seriously. Helping them are a young couple who get nearer to the horrors underground than they would wish.