Carth Onasi is a fictional character and party member in the 2003 action role-playing video game Star Wars: Knights of the Old Republic, developed by BioWare and published by LucasArts. A skilled pilot and decorated war hero of the Galactic Republic who served in the Mandalorian Wars, an important background conflict to the Knights of the Old Republic series, Carth plays a key role in the war between the Jedi-backed Galactic Republic and Sith Forces during the Jedi Civil War depicted in Knights of the Old Republic and its sequel, Star Wars: Knights of the Old Republic II: The Sith Lords. He is also a romance option for female characters. Carth later appears as a recurring supporting character in the monthly Star Wars: Knights of the Old Republic prequel comic book series. He is voiced by American actor Raphael Sbarge in the video games.