How many movies have Gerd E. Schäfer and Johannes Maus acted in together?

They have worked on 4 movies together! Their first movie together was Liebe auf den letzten Blick (1960) while their highest rated movie together was The Farmer's Clever Daughter (1969). They have not worked together since Hallo, Taxi! (1974). They are most known for their comedy films together.