Gilday is an Irish American archbishop in the Roman Catholic Church, and also the head of the Vatican Bank. At the outset of the film, he bestows one of the Church's highest honors, the Order of St. Sebastian, on Michael Corleone. Later, at a meeting with Michael and B.J. Harrison, he convinces Michael to deposit $600 million in the Vatican Bank in exchange for majority control over International Immobiliare, a European real estate company in which the Church owns a quarter interest. However, it is all a scam: Gilday, along with the Bank's chief accountant Frederick Keinszig and Don Licio Lucchesi, had conspired to swindle Michael out of the money and give it to pezzi da novanta (bigshots) in high political places. He even backs Michael when his ownership of Immobiliare is threatened by ot