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
Charles Laughton Wrath" (US title "The Beachcomber") (1938), based on a story by W. Somerset Maugham, in which his wife, Elsa Lanchester, co-starred; "St. Martin's Lane" (US title "Sidewalks of London"), about London street entertainers, which featured Vivien Leigh and Rex Harrison; and "Jamaica Inn", with Maureen O'Hara and Robert Newton, about Cornish shipwreckers, based on Daphne du Maurier's novel, and the last film Alfred Hitchcock directed in Britain before moving to Hollywood in the late 1930s. The films produced were not commercially successful enough, and the company was saved from bankruptcy only when RKO Pictures offered Laughton the title role (Quasimodo)