High Wall

High Wall is a 1947 film noir, starring Robert Taylor, Audrey Totter and Herbert Marshall. It was directed by Curtis Bernhardt from a screenplay by Sydney Boehm and Lester Cole, based on a play by Alan R. Clark and Bradbury Foote.

Dr. Ann Lorrison takes an interest in his case, and him. Surgery could cure his brain injury, but he refuses to consent to it, preferring a life in an insane asylum to a probable murder conviction. However, when Lorrison informs him that because his mother has died, his son will be sent to an orphanage, he changes his mind. In fact, Lorrison has obtained temporary custody of the sixyearold.Henry Cronner, janitor of the apartment building, attempts to blackmail Whitcombe. After being rebuffed, Cronner goes to see Kenet, hinting he can save him but withholding details until Kenet can pay. Whitcombe then sends Cronner plummeting to his death down the buildings elevator shaft. ........

Source: Wikipedia