Emma Stone as Billie Jean King in Battle Of The Sexes

She's known for her dedication to her craft. And for her latest role actress Emma Stone made a grand transformation, ditching her beloved red tresses to play tennis player Billie Jean King.

How Battle of the Sexes made the tennis look real

Photos from Stars Who've Portrayed Athletes in Movies

Will 'Battle of the Sexes' serve up (another) Oscar for Emma Stone?

Billie Jean King, subject of 'Battle of the Sexes' biopic, continues battle for equality

Golden Globes: Emma Stone Brings Billie Jean King as Date

Emma Stone aces Billie Jean King role in Battle of the Sexes

Emma Stone & Billie Jean King Interview: Battle Of The Sexes, British Vogue

Emma Stone Gets Into Character as Billie Jean King on 'Battle of the Sexes' Set

Emma Stone will close US Open with Billie Jean King tribute

Battle of the Sexes Is Not a Sports Movie, It's a Love Story

What Do You Want To Ask Emma Stone And Billie Jean King About Being A Badass Woman?

Billie Jean King, Emma Stone Battle of the Sexes interview - Sports Illustrated

Billie Jean King, Emma Stone Battle of the Sexes interview - Sports Illustrated

How Emma Stone picked up Billie Jean King's game for 'Battle of the Sexes' - ESPN