How many movies have Rainer Oleak and Riccarda Merten-Eicher collaborated on?

They have worked on 3 movies together! Their first movie together was Vittorio - Momente des Glücks (2002) while their highest rated movie together was Schaumküsse (2009). They have not worked together since Schaumküsse (2009). They are most known for their tv movie films together.