Return of the Ape Man (1944)

Lugosi mint Prof. Dexter

Plot: While on an Arctic expedition, two scientists find the frozen body of a prehistoric caveman. They bring him home to their laboratory, but decide that in order to fully utilize (and control) him, they must transplant a more developed brain into the caveman.

- A sarki expedició képsorait egy 1926-os filmből, Alaskan Adventure-ből vették 'kölcsön' (forrás IMDb)