How many movies have Henriette Richter-Röhl and Michael Keusch collaborated on?

They have worked on 6 movies together! Their first movie together was A2 Racer (2004) while their highest rated movie together was Vorzimmer zur Hölle - Streng geheim! (2011). They have not worked together since Ein Sommer auf Sizilien (2016). They are most known for their romance films together.