How many movies have Norbert Walter and Rainer Ewerrien collaborated on?

They have worked on 5 movies together! Their first movie together was Nein, Aus, Pfui! Ein Baby an der Leine (2012) while their highest rated movie together was Alles Verbrecher - Leiche im Keller (2015). They have not worked together since Mit der Tür ins Haus (2019). They are most known for their comedy films together.