Behind the Mask
A Secret Service agent nabs a scalpel-happy doctor who runs drugs in caskets.
- Genre: Crime, Horreur, Thriller
- Studio: Columbia Pictures
- Mot-clé: undercover, coffin, drugs, federal agent, pre-code
- Jeter: Jack Holt, Constance Cummings, Boris Karloff, Claude King, Bertha Mann, Edward Van Sloan