How many movies have Kurt Nachmann and Peter Weck collaborated on?

They have worked on 13 movies together! Their first movie together was Man müßte nochmal zwanzig sein (1958) while their highest rated movie together was Immer Ärger mit Hochwürden (1972). They have not worked together since Mensch, ärgere dich nicht (1972). They are most known for their comedy films together.