How many movies have Andrea Rau and Franz Antel collaborated on?

They have worked on 3 movies together! Their first movie together was The Viking Who Became a Bigamist (1969) while their highest rated movie together was The Landlady Also Likes to Play the Trumpet (1970). They have not worked together since The Landlady Also Likes to Play the Trumpet (1970). They are most known for their comedy films together.