Santo and Blue Demon vs. The Monsters [Santo y Blue Demon contra los Monstruos] (1969) AKA Santo and Blue Demon Against the Monsters Starring Santo, Blue Demon, Jorge Rado, Carlos Ancira, Hedy Blue, Rafael Munoz, Manuel Leal, Vicente Lara, Gerardo Zepeda, Fernando Rosales, David Alvizu, Elsa Mar