Harry Allen (actor) film role was in the 1923 silent film, "The Last Moment", in a supporting role. In his career Allen appeared in over 100 films, mostly in supporting and smaller roles. Some of the more notable films he appeared in include: "Of Human Bondage" (1934), starring Bette Davis and Leslie Howard; the Marx Brothers' classic, "A Night at the Opera"; the original "Mutiny on the Bounty" (1935), starring Charles Laughton and Clark Gable; William Wyler's 1942 Academy Award-winning film, "Mrs. Miniver", starring Greer Garson, Walter Pidgeon, and Teresa Wright; "Jane Eyre" (1944), starring Orson Welles and Joan Fontaine; the Mickey Rooney
Clark Gable duty as a major on June 12, 1944, at his request, since he was over-age for combat. His discharge papers were signed by Captain (later U.S. President) Ronald Reagan. Gable completed editing of the film "Combat America" in September 1944, giving the narration himself and making use of numerous interviews with enlisted gunners as focus of the film. Because his motion picture production schedule made it impossible for him to fulfill reserve officer duties, he resigned his commission on September 26, 1947, a week after the Air Force became an independent service branch. Adolf Hitler favored Gable above all other