The Vampire Happening
Gebissen wird nur nachts (original)
The 1971 German horror classic about a Hollywood actress who inherits a castle in Transylvania and soon realizes she’s kin to a family of vampires.
Starring Pia Degermark, Thomas Hunter, Yvor Murillo, Ferdy Mayne, Joachim Kemmer, Oskar Wegrostek, Lyvia Bauer, Daria Damar, Ingrid van Bergen, Raoul Retzer
Watch "The Vampire Happening" on Cultpix released in 1971. It's a horror and comedy movie, and has a rating of 4.7 out of 10 from Imdb which is fairly low for this kind of movie.