An original 1976 Spanish linen backed theatrical poster for Santo V's Dr Death (Santo Contra  el Doctor Muerte). Santo is played by Rodolfo Guzmán Huerta, known professionally as El Santo or in English The Saint, he was a Mexican luchador enmascarado, actor and folk hero. In the film he plays private investigator, called in by government officials to investigate the mysterious vandalism of a high profile painting. With the help of his two counterparts, he uncovers the truth behind an art collector/chemist who may be murdering female models.