How many movies have Hans W. Geißendörfer and Irene Fischer collaborated on?

They have worked on 3 movies together! Their first movie together was Bumerang-Bumerang (1989) while their highest rated movie together was Entführung aus der Lindenstraße (1995). They have not worked together since Entführung aus der Lindenstraße (1995). They are most known for their drama films together.