Special Investigator RICHARD DIX in the story of a crime A lawyer changes from defending public enemies to bringing them to justice after his brother is killed. Details Casts Galleries Posters Title Special Investigator Release Date 1936-05-08 Runtime 01 Hours 01 Minutes Genres Crime Drama Romance Production Companies RKO Radio Pictures Production Countries United States of America Richard Dix... Bill Fenwick... Margaret Callahan... Virginia Selton... Erik Rhodes... Benny Gray... Owen Davis Jr.... George Fenwick... Ray Mayer... Dutch... Harry Jans... Cy Adams... Joe Sawyer... Jim Plummer... J. Carrol Naish... Eddie Selton... Sheila Terry... Judy Taylor... Jed Prouty... Dr. Reynolds... Russell Hicks... Inspector Perkett... Si Jenks... Hiram... Lynton Brent... Roulette Croupier... James Conaty... Nightclub Patron... Bess Flowers... Roulette Player... Kenner G. Kemp... Nightclub Patron... Ethan Laidlaw... Larring... Frank Marlowe... Reporter... William H. O'Brien... Nightclub Waiter... J.M. Kerrigan... Judge Plumgate... Original Size (1280x720) Original Size (600x900) Original Size (1000x1500)