Blood of the Vampires (1966) aka Curse of the Vampires trailer HD

Siblings discover that their father has their vampire mother chained up in the cellar. The mother bites her son and soon everyone in the community is either dead or a vampire.

Director: Gerardo de Leon
Writers: Ben Feleo (story), Pierre L. Salas (screenplay)
Stars: Amalia Fuentes, Romeo Vasquez, Eddie Garcia

Set in a turn-of-the-century rustic Spanish villa in Mexico; filmed in the Philippines with a Filipino cast.