Deranged scientist, Gustav Niemann, escapes from prison and overtakes the director of a traveling chamber of horrors, soon reviving the infamous Count Dracula, the frozen Frankenstein Monster, and the Wolf…

Grave robbers open the grave of the wolf man and awaken him. He doesn’t like the idea of being immortal and killing people when the moon is full so tries…

Frankenstein’s unscrupulous colleague, Dr. Bohmer, plans to transplant Ygor’s brain so he can rule the world using the monster’s body, but the plan goes sour when he turns malevolent and…

During the Nazi occupation of Poland, an acting troupe becomes embroiled in a Polish soldier’s efforts to track down a German spy.

One of the sons of late Dr. Henry Frankenstein finds his father’s ghoulish creation in a coma and revives him, only to find out the monster is controlled by Ygor…

A wisecracking New York reporter intrudes on a research scientist’s quest to unmask The Moon Killer.