How many movies have Fred Bertelmann and Peter Weck acted in together?

They have worked on 3 movies together! Their first movie together was Wenn das mein großer Bruder wüßte (1959) while their highest rated movie together was Meine Nichte tut das nicht (1960). They have not worked together since Meine Nichte tut das nicht (1960). They are most known for their comedy films together.