Anatoly Mikhailovich Litvak OBE, better known as Anatole Litvak, was a Ukrainian-born American filmmaker who wrote, directed, and produced films in various countries and languages. He began his theatrical training at age 13 in Petrograd, Russia.

Charles Boyer was a French-American actor who appeared in more than 80 films between 1920 and 1976. After receiving an education in drama, Boyer started on the stage, but he found his success in American films during the 1930s. His memorable performances were among the era's most highly praised, in romantic dramas such as The Garden of Allah (1936), Algiers (1938), and Love Affair (1939), as well as the mystery-thriller Gaslight (1944). He received four Oscar nominations for Best Actor. He also appeared as himself on the CBS sitcom I Love Lucy.