Holly Hunter
— Billie Jean King
Ron Silver
— Bobby Riggs
Matt Letscher
— Larry King
Bob Gunton
— Jerry Perenchio
Jacqueline McKenzie
— Margaret Court
Elizabeth Berridge
— Rosie Casals
Vincent Van Patten
— Lornie Kuhle
Caitlin Martin
— Chris Evert
Gerry Becker
— Ted Tinling
Kathleen Gati
— Debbie the Hairdresser
Michael Mantell
— Sidney Schlenker
Kali Rocha
— Connie
Maureen Mueller
— Judith
Patrick Kerr
— Rheo
Caroline Aaron
— Gladys Heldman
Fred Willard
— Howard Cosell
Emma Cline
— Billie (11 to 14)
Trevor Goddard
— Barry Court
Jill Brennan
— Billie's Mother
Kenneth White
— Judge Hofheinz
Heidi Schanz
— Stewardess
Stacey Martino
— Candace
Charley J. Garrett
— Jimmy Evert
Mark Murphy
— Jimmy Connors
Lamar P. Smith
— Pete
Abigail Mavity
— Billie (5)
Jonathan Brown
— Boy Teen Player
Michael Cavanaugh
— Brother John
Jim Lau
— Custodian
Nick Ullett
— English Columnist