Kirk Thornton is an American voice actor who uses the aliases Bubba Chow, Bubba Kachow, and Sparky Thornton. He is a prolific figure in English dubbing for Japanese anime, with a career spanning several decades. His notable anime roles include Brandon Heat in Gungrave, Jin in Samurai Champloo, Hajime Saito in Rurouni Kenshin, and Don Patch in Bobobo-bo Bo-bobo. He has also had significant roles in video game dubbing, such as Saïx in the Kingdom Hearts series and Shadow the Hedgehog in the Sonic the Hedgehog series. He has contributed to the industry as a voice director and script writer, including co-directing for the Bleach anime series.