How many movies have Karl-Eberhard Schäfer and Katrin Haase collaborated on?

They have worked on 7 movies together! Their first movie together was Nein, Aus, Pfui! Ein Baby an der Leine (2012) while their highest rated movie together was Die Mütter-Mafia (2014). They have not worked together since Immer der Nase nach (2021). They are most known for their comedy films together.