A group of nuns become possessed by demons and are then tortured in a dungeon of horrors during the inquisition.

Luisa is called to the bed of her dying mother Edith at Karlstein Castle. Before she dies, she tells Luisa that the Karlsteins are a family of vampires and that…

Dr. Frankenstein is left for dead in the woods. His daughter, Dr. Vera Frankenstein, hunts for his attacker: Dr. Cagliostro, a mad scientist who’s created a race of human-animal hybrids.

A girl arrives from London to visit her estranged relatives in a remote castle for the reading of her father’s will. After a while she discovers that they are all…