- Country: USA
- Genres: Crime, Horror, Mystery
- Release: 1932-02-25
- Director: John Francis Dillon
- Writers: Jo Swerling
- Language: English
- Stars: Jack Holt , Constance Cummings , Boris Karloff , Claude King , Bertha Mann , Edward Van Sloan , Edward Van Sloan , Edward Van Sloan , Willard Robertson , Thomas E. Jackson , Jessie Arnold , Clarence Burton
- Runtime: 68 min
- Awards: N/A
- AKA: Atrás da Máscara (Brazil) , Behind the Mask (United States of America) , Tras la máscara (Spain) , Secret Service (United States of America) , The Man Who Dared , Hinter der Maske (Austria) , O aoratos arhigos (Greece) , Behind the Mask
- Plot: A federal agent goes undercover to infiltrate a drug smuggling operation headed by a mysterious Mr. X, a criminal mastermind whose identity is unknown even to his henchmen. Mr. X is also running a bogus hospital where victims are killed on the operating table, and their coffins stuffed with narcotics. The drug-filled coffins are then buried in a cemetery.
- IMDB:tt0022663
Behind the Mask Cast · · · ALL
John Francis Dillon
Director
Jack Holt
Jack Hart aka Quinn
Constance Cummings
Julie Arnold
Boris Karloff
Jim Henderson
Claude King
Arnold
Edward Van Sloan
Dr. August Steiner / Dr. Alec Munsell / Mr. X
Willard Robertson
Capt. E.J. Hawkes
Thomas E. Jackson
Agent Burke
Martha Mattox
Hotel Ansonia Maid
Jessie Arnold
Eastland Hospital Nurse
Harry Tenbrook
Man in Black / Henchman in Boat