Black Friday

Stanley Ridges as Prof. George Kingsley / Red Cannon James Craig as Reporter Ernst Gives Notes To Eddie Dunn as Det. Farnow Harry Hayden as Prison Doctor Boris Karloff as Dr. Ernest Sovac Lugosi Béla as Eric Marnay Tommy Conlon as Student Anne Nagel as Sunny Rogers Edmund MacDonald as Frank Miller Paul Fix as William Kane Murray Alper as Bellhop Wallace Reid Jr. as Student John Kelly as Taxi Driver Jessie Arnold as Nurse Dave Willock as Student Joe King as Chief of Police Kernan Cripps as Detective Edward Earle as Detective Jerry Marlowe as Midtown Hotel Clerk, Cabbie Emmett Vogan as Det. Carpenter Russell Wade as Student Anne Gwynne as Jean Sovac Edwin Stanley as Dr. Warner Virginia Brissac as Mrs. Margaret Kingsley Jack Mulhall as Bartender Harry Tenbrook as Cabbie Raymond Bailey as Louis Devore Frank Sheridan as Prison Chaplain

Arthur Lubin Director Curt Siodmak Screenplay Frank Skinner Original Music Composer Jack Pierce Makeup Artist