Stanley feasts on the best pizza in Naples on a whirlwind tour to find the freshest mozzarella and the best San Marzano tomatoes. He tries a spectacular dish of spaghetti and zucchini.

Stanley Tucci, talking about making his home in London with his wife Felicity Blunt, says "I love it here." Asked if he misses New York, he says, "My wife is British and we ended up moving here. It ...