How many movies have Axel Stein and Emrah Ertem collaborated on?

They have worked on 9 movies together! Their first movie together was Killing Is My Business, Honey (2009) while their highest rated movie together was 8 Seconds (2015). They have not worked together since Magische Momente - Pauls Weihnachtswunsch (2018). They are most known for their drama films together.