How many movies have Clemens Grulich and Jürgen Haase collaborated on?

They have worked on 3 movies together! Their first movie together was Pinky und der Millionenmops (2001) while their highest rated movie together was Hölle im Kopf (2005). They have not worked together since Wen die Liebe trifft (2005). They are most known for their tv movie films together.