How many movies have Gioacchino Rossini and Ruggero Raimondi collaborated on?

They have worked on 3 movies together! Their first movie together was Il viaggio a Reims (1984) while their highest rated movie together was Il Barbiere di Siviglia (2005). They have not worked together since Il Barbiere di Siviglia (2005). They are most known for their music films together.