How many movies have Dieter Wagner and Jürgen Grundmann collaborated on?

They have worked on 1 movie together! Their first movie together was Nicht Lob - noch Furcht. Graf Galen, Bischof von Münster (1972) and was their highest rated movie together. They have not worked together since Nicht Lob - noch Furcht. Graf Galen, Bischof von Münster (1972).