Mystery of the White Room (1939)
Genres: Mystery
Cast: Bruce Cabot, Helen Mack, Joan Woodbury
Mystery of the White Room is a 1939 American mystery film directed by Otis Garrett and starring Bruce Cabot, Helen Mack and Joan Woodbury. A surgeon is killed during the middle of an operation when the hospital room is thrown into darkness. The police investigate to find out who is behind the murder.