BEST KNOWN FOR: Roles in The Social Network (she was the girl who introduced Justin Timberlake's Sean Parker to Facebook!), 21 Jump Street and The Five-Year Engagement.
WHY WE LOVE HER: She counts Melanie Griffith as her mom and Antonio Banderas as her stepfather, but seems remarkably down-to-earth for a girl with Hollywood so deeply ingrained into her DNA.
WHAT'S NEXT: America, meet your Anastasia Steele. As the newly-cast female lead of the upcoming film adaptation of Fifty Shades of Grey, Dakota's poised to become a household name in no time.
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