How many movies have Hans Joachim Preil and Ingeborg Krabbe acted in together?

They have worked on 3 movies together! Their first movie together was DEFA Disko 77 (1977) while their highest rated movie together was Ich bin nicht meine Tante (1978). They have not worked together since Der Keiler vom Keilsberg (1980). They are most known for their comedy films together.