Richard Alexander
From Flash Gordon Wiki
Richard Alexander (1902-1989) played Prince Barin in the first two serials, Flash Gordon and Flash Gordon's Trip to Mars.
Alexander appeared in more than 200 films and serials, including Queen Christina (1933), Cleopatra (1934), Modern Times (1936) and Father of the Bride (1950). He had roles in many early Westerns on television, including The Lone Ranger (1953), Annie Oakley (1956), and The Rifleman (1960).

