'It was super challenging': Emma Stone on filming 'Battle of the Sexes'

Los Angeles: Actor Emma Stone said she found filming "Battle of the Sexes" challenging because she had never played a real person in a movie before.

The 28-year-old actress portrays the American professional tennis player Billie Jean King in the upcoming biography, but the star has revealed she struggled with the movie.

Speaking to The Hollywood Reporter about her latest venture, Stone said, "I've never played a real person before and it's, like, this person is an icon that I could never even hope to be exactly like.

"Capturing the essence was very important to us. It was super challenging."