Photo: 'Battle of the Sexes' cast at the US Open - NYP20170909131

Billie Jean King and Emma Stone stand together after a press conference for the upcoming film 'Battle of the Sexes' on Day Thirteen of the 2017 US Open at the USTA Billie Jean King National Tennis Center on September 9, 2017 in New York City. Photo by John Angelillo/UPI

Photos: The Battle of the Sexes, Billie Jean King vs. Bobby Riggs

Battle of the Sexes cast: Real-life tennis players revealed

Battle of the Sexes: Billie Jean King v. Bobby Riggs – New York

Battle of the Sexes: Billie Jean King v. Bobby Riggs – New York

At the U.S. Open, 5 Artists Get a Place in the Sun - The New York

At the U.S. Open, 5 Artists Get a Place in the Sun - The New York

Battle of the Sexes (2017) - Photo Gallery - IMDb

Battle of the Sexes cast: Real-life tennis players revealed

Battle of the Sexes cast: Real-life tennis players revealed