He began his career in the early 1970s acting in theatre, film and radio shows, making one of his earliest prominent dubbing contributions in the 1979 film Apocalypse Now.

Accolla was notable for providing the Italian voice of Eddie Murphy in all his live-action roles (until 2009), as well as the animated character Homer Simpson in the Italian version of The Simpsons (until his death in 2013).

[2] Other actors he dubbed over were Kenneth Branagh, Tom Hanks, Mickey Rourke, Ralph Fiennes, Jim Carrey, Ben Stiller, O. J. Simpson, Bill Paxton, Gary Oldman, Christopher Lambert and Billy Crystal in a select number of their films.

In 1991, he received the Nastro d'Argento for his dubbing of Kenneth Branagh in the film Henry V. He also served as the Italian voice of Timon in the animated film The Lion King, Mike Wazowski in Monsters, Inc. and Mushu in Mulan II and House of Mouse.

[3] Accolla died on 14 July 2013, aged 64, after suffering a long illness.