Mustang! (1959) 1959, Romance, United States, Western Mustang! (1959) Duration: 1H13M Description: In the hills and forest surrounding a horse-breeding ranch an unbroken wild mustang (played by a male horse named Autumn Moon, who is not a human actress) who has been a constant challenge to the ranch owner (Milt Swift) and his h….. Trailer ↗ United States 1959 Romance Western