William Clemens Director John Litel Inspector Lane Actor Dick Purcell "Bull" Regan Actor Jean Dale Mary Norton Actor Sheila Bromley Gladys Wagner Actor William Haade Emmet White Actor Ben Welden Wagner Actor Raymond Hatton "Little Joe" Macey Actor Harland Tucker Ward Sturgis Actor Jack Mower Detective Butler Actor John Harron Harris Actor Michael Mark Hartman Actor Earl Gunn Chivvy Predo Actor Louis Natheaux Heinie Dodds Actor Kenneth Gamet Screenwriter Don Ryan Screenwriter Bryan Foy Producer Sid Hickox Cinematographer Frederick Richards Film Editing Ted Smith Art Director