The Youngest Profession is a 1943 film, directed by Edward Buzzell, it contains cameos by which American actor, and a major star at Metro-Goldwyn-Mayer?
William Powell William Horatio Powell (July 29, 1892 – March 5, 1984) was an American actor. A major star at Metro-Goldwyn-Mayer, he was paired with Myrna Loy in 14 films, including the "Thin Man" series based on the Nick and Nora Charles characters created by Dashiell Hammett. Powell was nominated for the Academy Award for Best Actor three times: for "The Thin Man" (1934), "My Man Godfrey" (1936), and "Life with Father" (1947).
Horace Hahn Horace L. Hahn (July 23, 1915 - January 31, 2003) was an American best known for working with Cecil B. DeMille on several films as a young man, including a supporting role in "This Day and Age" (1933). He also served in the Office of Strategic Services (OSS) during World War II, and assisted Justice Robert H. Jackson as an interrogator in connection with the prosecution of Nazi war criminals at the Nuremberg Trials.