How many movies have Barbara Meier and Kostja Ullmann acted in together?

They have worked on 2 movies together! Their first movie together was Heiraten ist nichts für Feiglinge (2016) while their highest rated movie together was Die Geschichte der Menschheit - leicht gekürzt (2022). They have not worked together since Die Geschichte der Menschheit - leicht gekürzt (2022).