How many movies have Doris Soffel and Stefan Soltesz collaborated on?

They have worked on 2 movies together! Their first movie together was Strauss R: Salome (2011) while their highest rated movie together was Claude Debussy - Pelléas et Mélisande (2012). They have not worked together since Claude Debussy - Pelléas et Mélisande (2012).