Tiffany Haddish to portray Olympic runner Florence Griffith Joyner in new biopic UPI News Service, 06/04/2021 Tiffany Haddish is set to portray Olympic track and field star Florence Griffith Joyner in a new biopic from Game1, a sports-focused content studio. ADVERTISEMENT Florence Griffith Joyner, also known as Flo-Jo, set multiple records at the 1988 Olympics and won three gold medals. She died in 1998 at the age of 38 from an epileptic seizure. Haddish is also producing the film, which will explore Joyner's impact on the world of sports. "My Heart is so full Right now! I can't even explain how hard I am going to work to honor Her Legacy!" Haddish said on Twitter Thursday about the role.