Las viboras cambian de piel

René Cardona as Monk Armando Acosta Jorge Rivero as The Gunman Rogelio Guerra as The Escaped Prisoner Zulma Faiad as Chiquita Rebeca Silva as Prostitute Pedro Armendáriz Jr. as The Abandoned Husband Quintín Bulnes as Sheriff Chano Urueta as Fray José Carlos Agostí as Sheriff

René Cardona Jr. Director, Producer Fernando Galiana Screenplay Sidney T. Bruckner Producer, Story