How many movies have Franco Zeffirelli and Giacomo Puccini collaborated on?

They have worked on 10 movies together! Their first movie together was Maria Callas: At Covent Garden, 1962 and 1964 (1962) while their highest rated movie together was The Metropolitan Opera: La Bohème (2018). They have not worked together since Maria Callas Sings Tosca, Act II (2020). They are most known for their music films together.