Sophie Planet is a French voice actor known for her extensive work in dubbing anime series for the French-speaking market. Her career is primarily documented through her performances in numerous high-profile animated series, where she lends her voice to a wide array of characters.

Planet's notable roles demonstrate her versatility across different genres. She voices the complex and maternal figure Isabella in the first season of the psychological thriller The Promised Neverland. In the action-oriented world of Jujutsu Kaisen, she is the voice of the cunning and money-oriented sorcerer Mei Mei. She also portrays the character Yukiko Shirato across both seasons of the boxing anime Megalo Box. Her work extends to the fantasy genre, where she voices Alice Swayne, Beana, and other characters in The Ancient Magus' Bride. Planet also appears in the second and third seasons of DOTA: Dragon's Blood as the character Selemene.

Further expanding her filmography, Sophie Planet plays Fyshe Blundell in the anime The Genius Prince's Guide to Raising a Nation Out of Debt and is set to voice Sara Fitzgerald in the 2024 series Metallic Rouge. She also had an early recurring role as Cornelia in the animated series La Famille Cro from 2007 to 2011.

Planet frequently collaborates with major dubbing studios such as Time-Line Factory and Wakanim, working alongside a consistent group of French voice actors and directors. Notably, she has worked under the direction of Mélanie Anne on several high-profile projects, including The Promised Neverland and Jujutsu Kaisen. Through these roles, Sophie Planet has established herself as a prominent and recurring presence in the French dubbing industry for anime.