How many movies have E. T. A. Hoffmann and Pyotr Tchaikovsky collaborated on?

They have worked on 11 movies together! Their first movie together was The Nutcracker (1958) while their highest rated movie together was Salzburg Marionette Theatre: The Nutcracker (2009). They have not worked together since Lo Schiaccianoci al Teatro alla Scala (2022). They are most known for their music films together.