That boy is Eddie Cibrian

Eddie Cibrian is an Cuban/American actor. He is famous for his appearances in TV shows like Vanished, Invasion, Third Watch, etc. Also let's not forget his recent movie The Cave.

Here are some shirtless / underwear shots 1, 2, 3, 4, 5, 6 and some not-so-shirtless-but-hot-anyway shots 1, 2, 3, 4, 5, 6.