How many movies have Peter Gelb and Susan Graham collaborated on?

They have worked on 10 movies together! Their first movie together was The Met - Tristan und Isolde (2008) while their highest rated movie together was Berlioz: La Damnation de Faust (2008). They have not worked together since The Metropolitan Opera: Saint-Saëns's Samson et Dalila (2018). They are most known for their music films together.