No shirt, no shoes, no problem for Charlie Hunnam [1] and Garrett Hedlund, who went for a run together in Hawaii on Friday. The actors managed to flash some sexy smiles during their workout, both wearing shorts while jogging barefoot. Along with costars Ben Affleck [2] and Oscar Isaac, the pair has been spending time in Hawaii while filming Triple Frontier, an upcoming Netflix movie. The cast was first spotted hanging out shirtless on the beach [3] in March, and since then, there have been more than a few Charlie sightings, including a PDA-packed day for Charlie and his girlfriend [4], Morgana McNelis. Keep reading for a look at all the best pictures of Charlie and Garrett's outing, then check out even more sexy photos of Charlie Hunnam [5].