How many movies have Renate Langer and Werner Röglin acted in together?

They have worked on 4 movies together! Their first movie together was Hurra, die Schwedinnen sind da (1978) while their highest rated movie together was Tender But Cheeky Like Oskar (1980). They have not worked together since Ein Kaktus ist kein Lutschbonbon (1981). They are most known for their comedy films together.