Other films he starred in include The Case of the Scorpion's Tail (1971), El lugar del humo (1979), and Un coccodrillo per amico (2009).

In 1963, he moved to Italy, following the footsteps of other famous South American actors such as the Argentines Jorge Rigaud and Alberto de Mendoza, who were attracted by the thriving Italian film industry of the 1960s.

After Anglicizing his name to George, he got the lead role in The Masked Man Against the Pirates (Il corsaro nero nell'isola del Tesoro, 1965) and appeared in the Franco and Ciccio Bond spoof comedy Due mafiosi contro Goldginger, directed by Giorgio Simonelli.

In his last years Hilton reduced his film appearances but nevertheless remained active, being still fondly remembered as one of the biggest stars of Italian cinema, along with Terence Hill, Franco Nero and Giuliano Gemma.

The funeral was held the next day at 4.30 pm local time, at the Santa Maria in Montesanto in Piazza del Popolo.