52. Eliza Dushku
The girl who went from being on Buffy to co-producing and starring in her own TV series Dollhouse has put in work over the past 10 years to become a bankable actress without sacrificing her cool. Over here we call that a win/win. She already blessed us by appearing on our Oct/Nov '09 cover, now if she would only drop Vanessa Williams' ex, she'd be perfect.
DECADE ACHIEVEMENT: Becoming a fanboy's wet dream in Tru Calling and Dollhouse.