How many movies have Henning Kasten and Hovhannes Karapetyan collaborated on?

They have worked on 1 movie together! Their first movie together was Giuseppe Verdi: Macbeth - Salzburger Festspiele 2023 (2023) and was their highest rated movie together. They have not worked together since Giuseppe Verdi: Macbeth - Salzburger Festspiele 2023 (2023).