[1] Born in Milan, the son of the actor and comedian Carlo Dapporto, he studied acting at the Silvio D'Amico National Academy of Dramatic Arts.

[2][3] Dapporto began his career in the 1970s and found professional opportunities in the small screen, where he starred in TV-series and mini-series of great success, notably the medical drama Amico mio and he even played the role of Emperor Claudius in the Imperium movie Nero.

[4] In 1989, he won a David di Donatello for best supporting actor for his performance in Francesca Archibugi's Mignon Has Come to Stay.

[5] In his profession as a voice actor, Dapporto dubbed characters into the Italian language.

He served as the Italian voice of Buzz Lightyear in the Toy Story films as well as dubbing Tim Curry, Michael Keaton, John Goodman, Pierre Arditi, Patrick Stewart, Joe Mantegna and Cheech Marin in some of their movies.