Glauco Onorato was born in Turin on December 7 1936 and was educated at the Silvio D'Amico National Academy of Dramatic Arts.

Among Onorato's most notable roles were as a man haunted by the supernatural in Mario Bava's masterpiece Black Sabbath, a soldier returning from the Russian front in Vittoria De Sica's Sunflower, and as a ruthless gangster in the crime film The Big Racket.

He provided the Italian voice for actors such as Danny Glover, James Coburn, Anthony Quinn and Charles Bronson as well as Arnold Schwarzenegger in his earlier and iconic films, most notably The Terminator.

In Onorato's animated roles, he provided the Italian voices of Captain Gantu in the Lilo & Stitch franchise, Sykes in Oliver & Company, Professor Ratigan in The Great Mouse Detective, Carface Caruthers in All Dogs Go to Heaven and Willie the Giant in Mickey's Christmas Carol in the 2nd redubbing.

Onorato died at the San Camillo Hospital in Rome on 31 December 2009, at the age of 73, after battling an undisclosed serious illness for some time.