From Wikipedia, the free encyclopedia Donald Douglas (24 August 1905 – 31 December 1945) was a Scottish actor in films and on radio. Douglas appeared in over 100 films from the late 1920s to the 1940s including The Great Gabbo (1929), Life Begins (1932), Men in White (1934), Madame X (1937), Cheers for Miss Bishop (1941), Now, Voyager (1942), Little Tokyo, U.S.A. (1942), Tall in the Saddle (1944), Murder, My Sweet (1944), Show Business (1944) and Gilda (1946). Douglas was a one-man cast on The Black Castle. He played all roles in each episo…