How many movies have Alexander Beyer and Ralf Huettner collaborated on?

They have worked on 4 movies together! Their first movie together was Putzfrau Undercover (2008) while their highest rated movie together was Schreckenstein Castle (2016). They have not worked together since Zimmer mit Stall - Tierisch gute Ferien (2019). They are most known for their comedy films together.