How many movies have Kathy Hilton and Linda Vroom acted in together?

They have worked on 2 movies together! Their first movie together was Love Secrets of the Kama Sutra (1970) while their highest rated movie together was Bucky's '70s Triple XXX Movie House Trailers Volume 2 (1994). They have not worked together since Bucky's '70s Triple XXX Movie House Trailers Volume 2 (1994).