He started in a epic space opera film in 2005, and is a canadian actor produce. What character did he play primarily?
Star Wars: Episode III – Revenge of the Sith: Star Wars: Episode III – Revenge of the Sith is a 2005 American epic space opera film written and directed by George Lucas. Hayden Christensen:  Christensen gained international fame for his portrayal of Anakin Skywalker (Darth Vader) in "" (2002) and "" (2005).
Anakin Skywalker