How many movies have Franz Xaver Lederle and Horst Pinnow collaborated on?

They have worked on 3 movies together! Their first movie together was Kreuzberger Liebesnächte (1980) while their highest rated movie together was Plem, Plem – Die Schule brennt (1983). They have not worked together since Plem, Plem – Die Schule brennt (1983). They are most known for their comedy films together.