How many movies have Jesús Franco and Kali Hansa collaborated on?

They have worked on 10 movies together! Their first movie together was El misterio del castillo rojo (1973) while their highest rated movie together was Sinner: The Secret Diary of a Nymphomaniac (1973). They have not worked together since Silence of the Grave (1976). They are most known for their drama films together.