- Country: USA
- Genres: Comedy, Crime, Horror
- Release: 1932-08-27
- Director: Michael Curtiz
- Writers: Robert Tasker , Earl Baldwin , Howard Warren Comstock , Allen C. Miller
- Language: English
- Stars: Lionel Atwill , Fay Wray , Lee Tracy , Preston Foster , John Wray (I) (1887–1940) , Harry Beresford , Arthur Edmund Carewe , Leila Bennett , Robert Warwick , George Rosener
- Runtime: 76 min
- Awards: 1 nomination
- AKA: O doktor X (Greece) , Doctor X (United States of America) , El doctor X (Mexico) , El doctor X (Spain) , Doktor X (Sweden) , Il dottor X (Italy) , Doctor X (Argentina) , Doctor X , O Monstro (Brazil) , Doktor X (Denmark) , Meçhul Doktor (Turkey) , Der geheimnisvolle Dr. X (Germany) , ドクターX (Japan) , Doctor X (United Kingdom) , O Monstro (Portugal, Portuguese Republic) , Доктор Икс , Docteur X (France, French Republic)
- Plot: A monster lurks as New York newspaperman Lee Taylor investigates one of the "Moon Killer" murders, in which the victims are strangled, cannibalized and surgically incised under the light of the full moon. The trail leads to the cliffside mansion of Dr. Xavier, where the doctor and his colleagues conduct a strange experiment.
- IMDB:tt0022827
Doctor X Cast · · · ALL
Michael Curtiz
Director
Lionel Atwill
Dr. Jerry Xavier
Fay Wray
Joanne Xavier
Lee Tracy
Lee Taylor
Preston Foster
Dr. Wells
John Wray
(I)
(1887–1940)
Dr. Haines
Harry Beresford
Dr. Duke
Arthur Edmund Carewe
Dr. Rowitz
Leila Bennett
Mamie
Robert Warwick
Commissioner Stevens
George Rosener
Otto, Dr. Xavier's Butler
Willard Robertson
Detective O'Halloran
Thomas E. Jackson
Daily World Editor
Harry Holman
Mike, Waterfront Policeman
Mae Busch
Cathouse Madame
Raoul Freeman
Morgue Detective (Uncredited)
Selmer Jackson
Willard Keefe, Daily World Night Editor (Uncredited)
Charles McMurphy
Detective at Headquarters (Uncredited)
Ky Robinson
Morgue Detective (Uncredited)
Louise Beavers
Louise (Uncredited)