How many movies have Hans Mierendorff and Margarete Kupfer acted in together?

They have worked on 9 movies together! Their first movie together was Kinder der Finsternis - 2. Kämpfende Welten (1922) while their highest rated movie together was The Adventure of Thea Roland (1932). They have not worked together since The Adventure of Thea Roland (1932). They are most known for their drama films together.