The synopsis identifies Masetto as one of the other characters in the cast, whom Don Giovanni abuses and outrages. It does not describe his individual actions or give further details about his relationship with Don Giovanni, so his specific contribution to the events cannot be established from the available plot summary.
Walter Berry has 14 screen credits in a career dating back to 1955. Signature works include The Magic Flute, La Cenerentola, Die Zauberflöte. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.