How many movies have Marie-Lou Sellem and Matthias Tiefenbacher collaborated on?

They have worked on 4 movies together! Their first movie together was Sophie - Sissis kleine Schwester (2001) while their highest rated movie together was Bis zum Ende der Welt (2014). They have not worked together since Inspector Dupin: Brittany's Surf (2014). They are most known for their drama films together.