Behind the Mask
Plot: A Secret Service agent nabs a scalpel-happy doctor who runs drugs in caskets.
Jack Holt. Jack Holt was 43 in Behind the Mask as 'Jack Hart aka Quinn'.
Constance Cummings. Constance Cummings was 21 in Behind the Mask as 'Julie Arnold'.
Boris Karloff. Boris Karloff was 44 in Behind the Mask as 'Jim Henderson'.
Claude King. Claude King was 57 in Behind the Mask as 'Arnold'.
Bertha Mann. Bertha Mann was 38 in Behind the Mask as 'Nurse Edwards'.
Edward Van Sloan. Edward Van Sloan was 49 in Behind the Mask as 'Dr. August Steiner / Dr. Alec Munsell / Mr. X'.
Willard Robertson. Willard Robertson was 46 in Behind the Mask as 'Capt. E.J. Hawkes'.
Thomas E. Jackson. Thomas E. Jackson was 45 in Behind the Mask as 'Agent Burke'.
Martha Mattox. Martha Mattox was 52 in Behind the Mask as 'Hotel Ansonia Maid'.
Jessie Arnold. Jessie Arnold was 47 in Behind the Mask as 'Eastland Hospital Nurse'.
Harry Tenbrook. Harry Tenbrook was 44 in Behind the Mask as 'Man in Black / Henchman in Boat'.
John Francis Dillon. John Francis Dillon was 47 in Behind the Mask as 'Director'
Edward Sloman. Edward Sloman was 48 in Behind the Mask as 'Assistant Director'
Ted Tetzlaff. Ted Tetzlaff was 28 in Behind the Mask as 'Director of Photography'
Jo Swerling. Jo Swerling was 38 in Behind the Mask as 'Writer, Story'
Harry Cohn. Harry Cohn was 40 in Behind the Mask as 'Producer'
Otis Garrett. Otis Garrett was 26 in Behind the Mask as 'Editor'