Dracula and Son

Dracula père et fils is a movie starring Christopher Lee, Bernard Menez, and Marie-Hélène Breillat. Son grows up with father, leaves to go to big city in 1979. Father follows and tries to survive as a vampire in a modern world. Son...
With angry villagers driving them away from their castle in Transylvania, Dracula and his son Ferdinand head abroad. Dracula ends up in London, England where he becomes a horror movie star exploiting his vampire status. His son, meanwhile, is ashamed of his roots and ends up a night watchman in Paris, France where he falls for a girl. Naturally, tensions arise when father and son are reunited and both take a liking to the same girl.