Where you've seen him: Wooing Anne Hathaway in The Princess Diaries 2, wooing Lindsay Lohan in Just My Luck, and, er, straddling Ben Affleck in Smokin' Aces.
Big in '09 because: He'll tackle one of the biggest pop-culture icons of the 20th century as the young James T. Kirk in director J.J. Abrams' big-budget reboot of Star Trek. Adam B. Vary
Image Credit: ILM
We're betting you're going to get very familiar with the new faces on this list in the next 12 months, including Chris Pine (''Star Trek''), Aziz Ansari (Judd Apatow's ''Funny People''), Anna Kendrick (''Twilight,'' the new George Clooney movie), and more