Sierra prohibida was released in the year 1966。Sierra prohibida is also called as The Appaloosa, Southwest to Sonora, Sonorasta lounaaseen, Südwest nach Sonora, Banditos, Appaloosa, A sud ovest di Sonora, Homme de la Sierra。

Matt Fletcher, a Mexican-American buffalo hunter (Marlon Brando) is constantly harassed and humiliated by bandit general Chuy Medina (John Saxon). When the bandit steals his horse - the appaloosa of the title - he sets out to even scores; at the climax, single-handedly, he takes on the whole gang.

Sierra prohibida actors and actresses include John Saxon, Marlon Brando, Miriam Colon。