José María Fernández Unsáin was a pivotal figure in Argentine cinema who later made significant contributions to Mexican film after his exile in 1955. Known for his work as a director and screenwriter, his film "Cristo te ama" (1975) stands out as a cult classic, often sought after by collectors who appreciate its unique blend of religious themes and socio-political commentary. This film, along with his extensive screenplay work on popular titles like "La diligencia de la muerte" (1959) and "Ladrón que roba a ladrón" (1959), showcases his versatility and impact on the cinematic landscape. Throughout his career, Fernández Unsáin penned hundreds of screenplays, leaving a lasting legacy in the home video market. His involvement in the founding of SOGEM in 1976 further solidified his commitment to protecting the rights of writers, making his collected works even more meaningful for aficionados of film history. Collectors are drawn to his films not only for their artistic merit but also for their cultural significance during a tumultuous period in Latin American history.