Isfimovies - The Blood Drinkers (1964)Dr Marco’s most beloved Katrina has died. As a vampire, Marco has devised a plan to bring her back from the dead. It requires large amounts of human blood and will eventually necessitate the transplantation of a human heart.Gerardo de LeonAmalia Fuentes, Eva Montes, Ronald Remy, Eddie Fernandez, Celia Rodriguez, Mary Walter, Renato Robles, Paquito Salcedo, Vic Diaz