How many movies have Mario Pollak and Sylvia Engelmann collaborated on?

They have worked on 3 movies together! Their first movie together was Die Abenteuer des Sexdiplomaten (1978) while their highest rated movie together was Liebesgrüße aus der Lederhose 5. Teil: Die Bruchpiloten vom Königssee (1978). They have not worked together since Mona und Lisa - Die sextollen Schwestern (1979).