How many movies have Charles Gounod and Roberto Alagna collaborated on?

They have worked on 4 movies together! Their first movie together was Gounod: Romeo et Juliette (1994) while their highest rated movie together was The Metropolitan Opera HD Live Gounod's Romeo et Juliette (2007). They have not worked together since The Metropolitan Opera HD Live Gounod's Romeo et Juliette (2007). They are most known for their music films together.