How many movies have Mascha Gonska and Ulrich Beiger acted in together?

They have worked on 3 movies together! Their first movie together was Zwanzig Mädchen und die Pauker: Heute steht die Penne kopf (1971) while their highest rated movie together was Hau drauf, Kleiner (1974). They have not worked together since Hau drauf, Kleiner (1974). They are most known for their comedy films together.