How many movies have Christine Mayn and Stefan Bartmann collaborated on?

They have worked on 2 movies together! Their first movie together was Rosamunde Pilcher: Verlobt, verliebt, verwirrt (2011) while their highest rated movie together was Rosamunde Pilcher: Zu hoch geflogen (2013). They have not worked together since Rosamunde Pilcher: Zu hoch geflogen (2013).