The legendary Loreley has been living for centuries in a grotto beneath the river Rhein in Germany. Every night when the moon is full, she turns into a reptile-like creature craving for human blood. When one girl after another of a nearby boarding school is killed by her, a hunter named Sigurd is engaged to kill the monster.

A bizarre cult that practices a ritual of sacrificing humans terrorizes a young doctor and his wife, who have just moved to the group's village.

A man has had a werewolf curse cast upon him. If he doesn't get rid of it, he turns into a killer werewolf when the moon is full.

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.

Two family clans have always been enemies; they spend their time hating and killing each other. The daughter of the Campos family and the son of the Mounter family fall in love, thus causing further hatred and deaths.

The film begins when a stranger arrives in town. He takes quickly to his former mistress, Denise, who is happily married to John, and has an affair with his identiske twin brother Peter. They plan together to drive John crazy. After unsuccessful attempts to blackmail the couple receive the stranger, Gert, to help them with their evil plan.

A divorced woman is abandoned by her betrothed on the eve of her second marriage, and resigns herself to a humdrum life with her first husband.

The bullfighter Marcial Lalanda financed and starred in this film about the rivalry between two bullfighters for the ill-fated love of the same woman. It features scenes of bullfights shot by Enrique Blanco using polychromatic film for the first time in Spain. Considered one of the greatest Spanish silent films.

A doctor invites his relatives to his castle, all the while planning to murder them when they arrive. However, when he himself is murdered, the relatives know they have to find the killer before he gets all of them.