How many movies have Riccarda Merten-Eicher and Sebastian Richter collaborated on?

They have worked on 3 movies together! Their first movie together was Viel Spaß mit meiner Frau (1997) while their highest rated movie together was Vittorio - Momente des Glücks (2002). They have not worked together since Die Versuchung (2004). They are most known for their tv movie films together.