Karloff & Lugosi BLACK FRIDAY 1940 Neurosurgery Creates a Deadly Split Personality FULL MOVIE

BLACK FRIDAY 1940 - Boris is Dr Sovac who develops a way to cure brain damage by using transplants, Bela is a gangster who takes over a gang when he kills the boss. Dr Sovac transplants part of the brain of the dead gangster into a professor friend's body to save his life, but this causes a split personality and his friend becomes the dead gangster who has hidden $500,000 that everyone wants.
COMPLETE MOVIE