How many movies have Bea Fiedler and Otto Retzer acted in together?

They have worked on 10 movies together! Their first movie together was Popcorn and Ice Cream (1978) while their highest rated movie together was Three Swedes on the Reeperbahn (1980). They have not worked together since Her mit den kleinen Schweinchen (1984). They are most known for their comedy films together.