Watch The Rookie Cop (1939) : Full Movie Online Free A rookie cop tries to prove his friend is innocent of a robbery, despite the police commissioner's objection to his use of a trained German Shepherd dog named Ace.
Tim Holt, Virginia Weidler, Janet Shaw, Frank M. Thomas, Robert Emmett Keane, Monte Montague, Don Brodie, Ralf Harolde, Muriel Evans, Ace the Wonder Dog
