How many movies have Günther Schneider-Siemssen and Otto Schenk collaborated on?

They have worked on 3 movies together! Their first movie together was The Metropolitan Opera - Wagner: Tannhäuser (1982) while their highest rated movie together was Richard Wagner: Parsifal (1993). They have not worked together since Richard Wagner: Parsifal (1993). They are most known for their music films together.