How many movies have Rudolf Ulrich and Willi Schrade acted in together?

They have worked on 11 movies together! Their first movie together was Die Entscheidung des Dr. Ahrendt (1960) while their highest rated movie together was The Rabbit Is Me (1965). They have not worked together since Meine Frau Inge und meine Frau Schmidt (1985). They are most known for their drama films together.