Joseph Gordon - Levitt Gordon - Levitt might have ranked even higher on this list if I hadn't found him a tad self - regarding in
his supposed breakout role in «(500) Days of Summer,» but there's no mistaking that the 28 year - old actor has the goods — and has had them for several years now, ever since his affectingly stoic childhood turn in «A River Runs Through It» way back in 1992.