Four Sons is a 1940 war film directed by Archie Mayo. It stars Don Ameche and Eugenie Leontovich. It is a remake of the 1928 film of the same name. The film follows the lives of four Czecho-German brothers following the German occupation of Czechoslovakia. Two of them choose to serve Nazi Germany, another chooses to fight in support of the Czech lands, and the fourth emigrates to the United States.