Question: What Canadian actor born April 19, 1981 starred in the film Awake?
Related documents: [0]  [DOC] Awake is a 2007 American conspiracy thriller film written and directed by Joby Harold. It stars Hayden Christensen, Jessica Alba, Terrence Howard and Lena Olin. The film was released in the United States and Canada on November 30, 2007. [END] 
[1]  [DOC] Hayden Christensen (born April 19, 1981) is a Canadian actor and producer. He began his career on Canadian television at the age of 13, then diversified into American television in the late 1990s. He was praised for his acting as Sam in "Life as a House" (2001), earning Golden Globe Award and Screen Actors Guild Award nominations. Christensen gained international fame for his portrayal of Anakin Skywalker (Darth Vader) in "" (2002) and "" (2005). His honors for these films include a nomination for the Saturn Award for Best Actor and the Cannes Film Festival Revelation Award. [END] 
Answer: 
Hayden Christensen
Hayden Christensen