Italy's new 'Buster Keaton' wins best actor at Cannes Little-known Italian actor Marcello Fonte -- who was working as a caretaker when he was discovered -- wins best actor at Cannes film festival for his portrayal of a cocaine-dealing dog groomer who faces down a local heavy in an urban western. Before being cast by Matteo Garrone of "Gomorrah" fame in "Dogman", a brutal modern parable of the little guy who can take no more, Fonte from southern Italy had played only minor parts. IMAGES AND SOUNDBITES