María Duval, a captivating presence in the world of cinema, made her mark primarily during the 1960s and 70s, becoming a beloved figure in the realm of cult and genre films. One of her standout roles is in "Santo vs. the Ghost of the Strangler" (1966), where she skillfully navigates the blend of horror and action that defines the luchador film genre. This film, part of the iconic Santo series, is a prized item for collectors who appreciate its unique place in Mexican cinema and the enduring appeal of its masked hero. Duval's contributions extend beyond this title, but it is her performance in this cult classic that continues to resonate with enthusiasts of physical media. Collectors often seek out rare VHS and DVD editions of her films, appreciating the nostalgia and historical significance they represent. Her work encapsulates a vibrant era of filmmaking, making her films not just entertainment but also valuable artifacts of film history that collectors cherish.