How many movies have Antje Schröder and Herma Koehn acted in together?

They have worked on 4 movies together! Their first movie together was Ohnsorg Theater - Cowboys, Quiddjes und Matrosen (1978) and was their highest rated movie together. They have not worked together since Ohnsorg Theater - Die spanische Fliege (1990). They are most known for their comedy films together.