How many movies have Markus Knüfken and Ulla Röling collaborated on?

They have worked on 1 movie together! Their first movie together was Zwei Mädels auf Mallorca - Die heißeste Nacht des Jahres (2000) and was their highest rated movie together. They have not worked together since Zwei Mädels auf Mallorca - Die heißeste Nacht des Jahres (2000).