Garance Thenault is a French actress known for her work in live-action television and film, as well as a prolific career in dubbing for both animated series and foreign-language productions. She trained at the Jean-Périmony theatre school in Paris and began her on-screen career in the mid-2010s, appearing in French television series such as Nina, Crimes parfaits, and the miniseries Jugée coupable.

In the realm of voice acting, Thenault has provided French dubbing voices for numerous characters in animated series. Her anime voice roles include Crystal in Carole and Tuesday (2019), Nina in Exception (2022), Hawley in Edens Zero (2023), and additional voices in the second season of The Ancient Magus Bride (2023). She also voiced the character Saturn Girl in the French dub of the animated film Justice League vs. The Fatal Five (2019). While the user query mentions her playing Julia in Cowboy Bebop, Thenault provided the French voice for the character Julia in the 2021 live-action adaptation of Cowboy Bebop, rather than the original anime series.

Beyond animation, Thenault's extensive dubbing work includes French versions of major international films and television series. She has voiced Yeon-gyo in Parasite (2019), Maggie Sherwoode in The Voice of Success (2020), Priscilla Presley in Elvis (2022), Jenny Kord in Blue Beetle (2023), and Marial in the series The Great. Her career continues to encompass both on-screen performances in French productions and voice work for a wide range of international media.