Sebastian Garcia is a Latin Spanish voice actor known for his work in anime dubbing, providing the Spanish-language voices for a range of characters in various series. He is recognized for voicing Luka Travers in the anime adaptation of the video game Scarlet Nexus. In the fantasy series The Strongest Sage With the Weakest Crest, Garcia voices the protagonist Mathias Hildesheimer, a powerful, reincarnated mage. He also plays the role of Kōsuke Kumagaya in the animated film Drifting Home. In the dark fantasy series BASTARD!! -Heavy Metal, Dark Fantasy-, Garcia voices Lucien Renlen, a young boy who serves as the host for the powerful wizard Dark Schneider.

His other notable roles in Latin Spanish dubs include Alois Trancy in Black Butler II, a young Hibiki in the film Bubble, and Rui in Demon Slayer: Kimetsu no Yaiba. Garcia's work also extends to projects such as Junji Ito Maniac: Japanese Tales of the Macabre, where he voices Soichi Tsujii, and the film Child of Kamiari Month. While his body of work demonstrates a consistent presence in the Latin American dubbing industry for anime, information regarding his career background, training, or specific achievements is not detailed in the available sources.