'Artificial' review: Andrew Garfield enters his villain era

Luca Guadagnino makes Sam Altman a cult leader. When much of the world looks at Andrew Garfield, they see a hero. Not only has the charismatic English actor played Spider-Man, but he's also been the noble protagonist of The Uprising, Under the Banner of Heaven, Silence, and tick, tick…Boom! Yet when Italian film director Luca …