Directed by Michael Curtiz
Written by Earl Baldwin, Howard W. Comstock, Robert Tasker
Story : Allen C. Miller
Cinematography by Ray Rennahan, Richard Towers
Film Editing by George Amy
Music by Bernhard Kaun
Art Direction by Anton Grot
Mask Effects : Max Factor Co.
Cast
Lionel Atwill (Dr. Xavier)
Fay Wray (Joanne Xavier)
Lee Tracy (Lee Taylor, Daily World Reporter)
Preston Foster (Dr. Wells, Academy of Surgical Research)
John Wray (Dr. Haines, Academy of Surgical Research)
Harry Beresford (Dr. Duke, Academy of Surgical Research)
Arthur Edmund Carewe (Dr. Rowitz, Academy of Surgical Research)
Leila Bennett (Mamie, Xavier's Maid)
Robert Warwick (Police Commissioner Stevens)
George Rosener (Otto, Dr. X's butler)
Willard Robertson (Det. O'Halloran)
Thomas E. Jackson (Willard, Daily World Editor)
Harry Holman (Mike, Waterfront Policeman)
Mae Busch (Cathouse Madam)
Tom Dugan (The Sheriff)
Selmer Jackson (Daily World Night Editor)