- Ward Kimball once called the "Bolero" sequence one of the greatest pieces of animation he had ever seen and would recommend it to students learning about the medium.
- During the live action scenes surrounding the animated musical sequences, Signor Rossi, the most famous figure created by Bruno Bozzetto, has a cameo appearance.
- The uncut original version runs 85 minutes. The version without the live action connector pieces in between the six animation sequences runs 75 minutes.