How many movies have Birgit Bergen and Ulrike Butz acted in together?

They have worked on 5 movies together! Their first movie together was The Minor's Wife ... Takes Her Pick (1972) while their highest rated movie together was Sex Clinic '74 (1973). They have not worked together since Liebesgrüße aus der Lederhose 2: Zwei Kumpel auf der Alm (1974). They are most known for their comedy films together.