How many movies have August Zirner and Gotthard Eggersberger acted in together?

They have worked on 2 movies together! Their first movie together was Erntedank (2009) while their highest rated movie together was Milchgeld. Ein Kluftingerkrimi (2012). They have not worked together since Milchgeld. Ein Kluftingerkrimi (2012).