When Pope Gregory XVII dies of a heart attack, the Catholic cardinals gather in Rome to appoint a new pope. The selection process, led by Dean Thomas Lawrence (Ralph Fiennes), soon turns out to be much more complicated than first thought.
Does liberal American Cardinal Aldo Bellini (Stanley Tucci) have the support needed? And if he can't be elected Pope, who has the best chance? Is it possibly the conservative Italian Cardinal Goffredo Tedesco (Sergio Castellitto)? A man who, according…