Question: What is the date of death of the director of film Stage Fright (1950 Film)?
Sentence (from "Stage Fright (1950 film)"): The story was adapted for the screen by Whitfield Cook, Ranald MacDougall and Alma Reville (the director's wife), with additional dialogue by James Bridie, based on the novel "Man Running" by Selwyn Jepson.
Relevant evidence: No