Behind the Mask 1932

Synopsis:

A Secret Service agent nabs a scalpel-happy doctor who runs drugs in caskets.

Directed by: John Francis Dillon
Written by: Jo Swerling
Runtime: 68 minutes
Tagline: A Slinking Fiend ... Sulking Terror ... Mad Murder!
Cast:
Jack Holt
Jack Holt
Jack Hart aka Quinn 
Constance Cummings
Constance Cummings
Julie Arnold 
Boris Karloff
Boris Karloff
Jim Henderson 
Claude King
Claude King
Arnold 
Bertha Mann
Bertha Mann
Nurse Edwards 
Edward Van Sloan
Edward Van Sloan
Dr. August Steiner / Dr. Alec Munsell / Mr. X