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 in "Alibi" (1928); he was the first actor to portray the Belgian detective in this stage adaptation of "The Murder of Roger Ackroyd", and as William Marble in "Payment Deferred", making his Lyceum Theatre (New York) debut in 1931. In 1926, he played the role of the criminal Ficsur in the original London production of Ferenc Molnár's "Liliom" (The play became a musical in 1945 by Rodgers and Hammerstein as "Carousel", where Ficsur became Jigger Craigin, but Laughton never appeared in the musical version). While Laughton is most remembered for his film career, he continued to work in the theatre,