How many movies have Gloria Behrens and Markus Knüfken collaborated on?

They have worked on 3 movies together! Their first movie together was Hotel Mama - Die Rückkehr der Kinder (1997) and was their highest rated movie together. They have not worked together since Utta Danella - Das Geheimnis unserer Liebe (2008). They are most known for their comedy films together.