How many movies have Carolin Haasis and Ralph Thiekötter collaborated on?

They have worked on 3 movies together! Their first movie together was Der Metzger und der Tote im Haifischbecken (2015) while their highest rated movie together was Der Metzger muß nachsitzen (2015). They have not worked together since The Protector (2021). They are most known for their crime films together.