Secret Service In 1864 a Secret Service agent for the Union army goes undercover in Richmond and pretends to be a Confederate captain. Details Casts Galleries Posters Title Secret Service Release Date 1931-11-14 Runtime 01 Hours 08 Minutes Genres Western Drama History Romance War Production Companies RKO Radio Pictures Production Countries United States of America Richard Dix... Lewis Dumont... Shirley Grey... Edith Varney... Gavin Gordon... Arlesford... Clarence Muse... Jonas Polk... William Post Jr.... Henry Dumont... Frederick Burton... Gen. Randolph... Nance O'Neil... Mrs. Varney... Harold Kinney... Howard Varney... Eugene Jackson... Israel Polk... Florence Lake... Caroline Mitford... E. Alyn Warren... Gen. U. S. Grant... Gertrude Howard... Martha Polk... Original Size (1280x720) Original Size (500x750)