How many movies have Helmut Zerlett and Vivien Sczesny acted in together?

They have worked on 2 movies together! Their first movie together was Billy Kuckuck - Aber bitte mit Sahne (2020) while their highest rated movie together was Billy Kuckuck - Angezählt (2021). They have not worked together since Billy Kuckuck - Angezählt (2021).