How many movies have Arthur W. Ahrweiler and Ludwig Blochberger collaborated on?

They have worked on 5 movies together! Their first movie together was Die Konferenz (2005) while their highest rated movie together was Inspector Dupin: Brittany's Gold (2015). They have not worked together since Inspector Dupin: Brittany's Tide (2017). They are most known for their drama films together.