How many movies have Beatrice Kotter and Dithe Faul acted in together?

They have worked on 2 movies together! Their first movie together was Abarten der körperlichen Liebe (1970) while their highest rated movie together was Gestatten, Vögelein im Dienst (1971). They have not worked together since Gestatten, Vögelein im Dienst (1971).