William Gao (Chinese: 高鑫; pinyin: Gāo Xīn; born 20 February 2003) is an English actor and musician. He is known for his debut role as Tao Xu in the Netflix series Heartstopper (2022–present), for which he was nominated for a Children's and Family Emmy Award for Outstanding Supporting Performance. Gao and his younger sister Olivia Hardy formed a music duo called Wasia Project in 2019.
2026Heartstopper: Ending on a HiMovieas Self
2026Heartstopper Forever: The Official PodcastTV showas Self - Guest · 1 episodes
2026Heartstopper ForeverMovieas Tao Xu
2025BreakwaterMovieas Matt
2024Heartstopper: The Official PodcastTV showas Self - Guest · 1 episodes2024IsotopeMovieas Isotope · Writer
2024SunriseMovieas Edward
2023Dead Cat FilmMovieas Alex
2022Joe Lycett's Big Pride PartyMovieas Self
2022HeartstopperTV showas Tao Xu · 24 episodes
2021CrescendoMovieas Pianist · Music
1992Later... with Jools HollandTV showas Self - Performer · 1 episodes