Dead Men Walk (1943)

The twin of a kindly small-town physician returns from the grave for vengeance against his brother, who secretly killed him because the twin served Satan.

Director:

 Sam Newfield

Writer:

 Fred Myton (original screenplay)

Stars:

 George Zucco, Mary Carlisle, Nedrick Young - via IMDB 

https://archive.org/details/DeadMenWalk