How many movies have Franz Welser-Möst and Wiener Staatsopernchor acted in together?

They have worked on 2 movies together! Their first movie together was R. Strauss: Der Rosenkavalier (Salzburger Festspiele) (2014) and was their highest rated movie together. They have not worked together since Beethoven: Fidelio - Salzburg Festival (2015).