Dracula and Son 1976

Count Dracula (Christopher Lee) has a problem. His teenage son (Bernard Menez) hasn't betten anyone yet. Despite frequent reprimands from his father, the young son prefers girls and football. After the Draculas lose their castle, they each go their own way. Father and son meet again in France, where the youngster has taken a job. During his stay here, the Count meets a young woman (Marie-Helene Breillat) who offers him a part in a toothpaste commercial. Dracula's son and the girl are instantly attracted to each other. The Count has designs on her for his reasons. When the young lovers go to her apartment, Dracula breaks in and attempts to make a meal of her neck. But, his son intervenes, making sure the Count won't be putting the bite on his girl again.