How many movies have Jürgen Enz and Kurt Matthäus collaborated on?

They have worked on 10 movies together! Their first movie together was Sex hinter geschlossenen Türen (1972) while their highest rated movie together was Verbotene Spiele auf der Schulbank (1980). They have not worked together since Die amourösen Erlebnisse der Josefine Mutzenbacher mit Napoleon Bonaparte (1990).