How many movies have Alessandro Corbelli and Gary Halvorson collaborated on?

They have worked on 3 movies together! Their first movie together was Il Trittico - Metropolitan Opera Live in HD (2007) while their highest rated movie together was The Metropolitan Opera: La Fille du Régiment (2008). They have not worked together since Rossini: La Cenerentola (2009). They are most known for their music films together.