Source:

Black Friday

IMDb 6 1940 Movie 70 min

University professor George Kingsley is struck by gangsters while crossing the street, leaving him with brain damage and one of the gangsters, Cannon, paralyzed. Kingsley's friend Dr. Sovac attends to both men, and when Cannon offers him a reward for aiding his recovery, Kovac transplants part of Cannon's brain into the dying Kingsley's skull, creating a dual personality.

Science Fiction Crime Horror Mystery

Starring

Stanley Ridges

Boris Karloff

Bela Lugosi

Anne Nagel

Anne Gwynne

Virginia Brissac

Edmund MacDonald

Paul Fix