Josh Hutcherson
Age: 19
What He's Done: Starred alongside fellow Under-25er Mia Wasikowska in the Oscar-nominated 'The Kids Are All Right'; played Robin Williams' son in 'RV'; appeared with Will Ferrell in the soccer comedy 'Kicking and Screaming'; performed in a motion-capture suit for 'The Polar Express.'
What's Next: Will play Peeta Mellark in the highly anticipated 'Hunger Games' series. Also starring in the remake of the '80s war flick 'Red Dawn.'
Did You Know? He's wanted to be an actor since he was four.