James Whale Director Colin Clive Henry Frankenstein Actor Mae Clarke Elizabeth Actor John Boles Victor Moritz Actor Boris Karloff The Monster Actor Edward Van Sloan Doctor Waldman Actor Frederick Kerr Baron Frankenstein Actor Dwight Frye Fritz Actor Lionel Belmore The Burgomaster Actor Marilyn Harris Little Maria Actor Mary Shelley Writer E.M. Asher Associate Producer Carl Laemmle Jr. Producer Bernhard Kaun Original Music Clarence Kolster Film Editor