How many movies have Detlef Provvedi and Regina Ziegler collaborated on?

They have worked on 6 movies together! Their first movie together was My Daughter Belongs to Me (1992) while their highest rated movie together was Überleben an der Wickelfront (2012). They have not worked together since Überleben an der Wickelfront (2012). They are most known for their drama films together.