Only The Valiant 1951- Gregory Peck/Barbara Payton

Only the Valiant, also known as Fort Invincible, is a 1951 American Western film produced by William Cagney (younger brother of James Cagney), directed by Gordon Douglas and starring Gregory Peck, Barbara Payton, and Ward Bond. The screenplay was written by Edmund H. North and Harry Brown, based on the 1943 novel of the same name by Charles Marquis Warren.