A biker gang visits a monastery where they encounter black-robed monks engaged in worshipping Satan. When the monks try to persuade one of the female bikers, Helen, to become a satanic ...
A young sailor finds himself trapped in the labyrinthine mansion of his occultist uncle, along with a number of eccentric and mysterious relatives who all seem to be harboring a dark secret.
16-year-old Maria is forced into Serra D'Aires convent, secretly run by Satanists. Her confessor is in collusion with the Mother Superior. Maria is tortured, forced into sex with men, women...
An executive in charge of a Middle Eastern nuclear plant discovers that his son is the Anti Christ and sets out to stop him from using the nuclear power at his fingertips to wipe out ...
A young couple are tricked into going into a sinister house where a coven of devil-worshipers waits for them.
A detective investigating the death of a heroin-addicted prostitute uncovers evidence pointing to the existence of a murderous devil cult.
A satanic cult kidnaps 3 young people and Priest Donald Pleasence and Costas Skouras must save them from the hands of this evil!
An unusually nasty butler takes over the possessions of his degenerate master by means of witchcraft.
An architect and his wife moves into a house with a bloody past and a 100 year old ghost, who possesses the wife.
A coven of witches captures a young man traveling through the woods. He gets involved in a power struggle between a beautiful witch and the evil queen who heads the coven.
Lorraine and Mark enter the world of witchcraft where Mara foretells the future and helps them remember their past lives. When a series of mysterious murders begin to occur, they turn to Dr. Helsford for advice.
Police detective, Mitchell, investigating the death of a victim of a Nazi concentration camp discovers a nightclubbing playboy who has strange powers over women and is seemingly ageless.
Orson Welles plays the head of a witches' coven in the town of Lilith, where he needs the powers of Pamela Franklin to raise his son from the dead.
An evil ruler uses witchcraft and evil spirits to keep his subjects in line, but the his reign of terror prompts the people to revolt.
A young woman participates (unknowingly) in a satanic ceremony and gets possessed by the spirit of her late father.
Jealous invalid husband tries to kill sexy blond wife, who uses occult powers and devices to try to kill him.
Quarry is a mysterious, articulate stranger who draws a cult like following of local hippies. Rather than showing them peace and love, he has more sinister plans for them, as he is a ...
A satanic cult chooses an unwitting young girl as its new queen.
When a professor specializing in ancient rites and rituals is attacked and his family killed by four of his students, he summons an evil spirit to hunt down the attackers and avenge his family.
Former Countess Clair and Professor Gruber conduct occult research in castle basement of Count Victor, re-animating people to kill for them.