How many movies have Karl-Eberhard Schäfer and Rolf Silber collaborated on?

They have worked on 6 movies together! Their first movie together was Voll korrekte Jungs (2002) while their highest rated movie together was Ein Teufel für Familie Engel (2007). They have not worked together since Alles Verbrecher - Leiche im Keller (2015). They are most known for their comedy films together.