How many movies have Katharina M. Trebitsch and Serkal Kus collaborated on?

They have worked on 3 movies together! Their first movie together was Inspektor Barbarotti - Mensch ohne Hund (2010) while their highest rated movie together was Inspektor Barbarotti - Verachtung (2011). They have not worked together since Die Kinder meiner Tochter (2013). They are most known for their tv movie films together.