Rage in Heaven

Rage in Heaven is a 1941 American psychological thriller film noir about the destructive power of jealousy. It was directed by W.S. Van Dyke and based on the novel by James Hilton. It features Robert Montgomery, Ingrid Bergman, and George Sanders.

Two doctors discuss the case of a man who identifies himself as Ward Andrews. This man escapes from a mental institution. His doctors call the police, because outwardly the man may seem sane, but underneath, he suffers from paranoia and is capable of murder.Phillip Monrell Robert Montgomery and his former college roommate Ward Andrews George Sanders arrive at the Monrell home, where they meet Stella Bergen Ingrid Bergman, the secretary of Phillips mother Lucile Watson. They are both strongly attracted to her. She prefers the more responsible, hardworking Ward, but ends up marrying the idle Phillip instead. ........

Source: Wikipedia