How many movies have Erich Haußmann and Karl-Maria Steffens acted in together?

They have worked on 3 movies together! Their first movie together was Der Streit um den Sergeanten Grischa (1968) and was their highest rated movie together. They have not worked together since Der aufhaltsame Aufstieg des Arturo Ui (1974). They are most known for their drama films together.