George W. Hill Director Wallace Beery 'Machine Gun' Butch Schmidt Actor Chester Morris John 'Morg' Morgan, alias John Everett Actor Robert Montgomery Kent Marlowe Actor Lewis Stone Warden James Adams Actor Leila Hyams Anne Marlowe (sister) Actor George Marion Sr. Pop Riker (guard) Actor J.C. Nugent Mr. Marlowe Actor Karl Dane Olsen Actor DeWitt Jennings Capt. Wallace Actor Matthew Betz Gopher (gardener, inmate) Actor Claire McDowell Mrs. Marlowe Actor Robert Emmett O'Connor Sergeant Donlin (policeman) Actor Tom Wilson Sandy (guard) Actor Eddie Foyer Dopey Actor Roscoe Ates Putnam Actor Fletcher Norton Oliver (sinister inmate) Actor Adolph Seidel Prison Barber (uncredited) Actor Eddie Lambert Bit Part (uncredited) Actor Michael Vavitch Bit Part (uncredited) Actor Blanche Sewell Film Editing Cedric Gibbons Art Director Douglas Shearer Recording Director Harold Wenstrom Cinematographer David Cox Costume Design Joseph Farnham Writer Frances Marion Writer Lennox Robinson Writer Martin Flavin Writer