Question: Why did the director of film The Man In The Iron Mask (1939 Film) die?
Sentence (from "The Man in the Iron Mask (1939 film)"): The film was directed by James Whale and stars Louis Hayward as royal twins, Joan Bennett as Princess Maria Theresa, Warren William as d'Artagnan, and Joseph Schildkraut as Nicolas Fouquet.
Relevant evidence: Yes