General Grievous is a fictional character and a major antagonist in the Star Wars franchise created by George Lucas. He was introduced as a supporting villain in the 2003 animated series Star Wars: Clone Wars, voiced by John DiMaggio in the second season and Richard McGonagle in the third season, before making his live-action debut in Star Wars: Episode III – Revenge of the Sith (2005), where he was created using computer-generated imagery and voiced by Matthew Wood. Wood reprised his role in the 2008 canonical animated series Star Wars: The Clone Wars, where Grievous is one of the main antagonists.
