Fan Casting Dr. Fritz Bergman in The Return Of Frankenstein

The doctor who helped Frankenstein escape execution due to his fascination with his experiments. After helping to set Victor up in a new town, under a new identity, they resume his experiments, this time focusing on transferring a brain to newly created body to achieve a form of immortality. He helps Victor in kidnapping his former servant to use for their experiments. After Frankenstein's cover is blown their dying creation, Victor murders him, and frames him for their crimes before fleeing the town.