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
William Stack legal drama "A Free Soul", in a small role. The film stars Norma Shearer, Leslie Howard, Lionel Barrymore, and Clark Gable. 1932 would see him in another small role, that of a doctor in "Payment Deferred", starring Charles Laughton and Maureen O'Sullivan. In "Charlie Chan's Greatest Case" (1933), starring Warner Oland in the title role, Stack had the minor part of Jack Eagan. Small roles followed in the 1934 films "The Fountain", starring Ann Harding, "Manhattan Melodrama", starring Clark Gable, William Powell, and Myrna Loy, "Wonder Bar", starring Al Jolson, and "Chained", starring Gable and Joan Crawford. Before he appeared