Overview
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 goes on a rampage.
Cast
- Cedric Hardwicke as Dr. Ludwig Frankenstein / Dr. Henry Frankenstein (ghostly image)
- Ralph Bellamy as Erik Ernst
- Lionel Atwill as Dr. Bohmer
- Bela Lugosi as Ygor
- Evelyn Ankers as Elsa Frankenstein
- Lon Chaney Jr. as The Frankenstein Monster
- Janet Ann Gallow as Cloestine Hussman
- Barton Yarborough as Dr. Kettering
- Doris Lloyd as Martha the Housekeeper
- Leyland Hodgson as Chief Constable