Benjamin "Ben" Barnes, born August 20, 1981, in London, England, is an English actor, best known for his role as King Caspian in the movie "The Chronicles of Narnia: Prince Caspian."

Barnes is an alumnus of King's College School, where he was a contemporary of film actor Khalid Abdalla and comedian Tom Basden. He studied Drama and English literature at Kingston University, London.

Prior to his acting career, Barnes was a backup singer in the boyband "Hyrise," who were in the running to represent the United Kingdom in the Eurovision Song Contest 2004

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Barnes began working in television in 2006, starring in the television series Doctors and Split Decision.

In 2007, Barnes made his film debut in the film Stardust, portraying Young Dunstan Thorn. In the same year, he landed his big break when he bagged the role of Caspian in the film adaption of The Chronicles of Narnia: Prince Caspian, directed by Andrew Adamson. He is also set to reprise his role (this time as King Caspian) in the third film in the Narnia series, The Chronicles of Narnia: The Voyage of the Dawn Treader, with a release date of May 2010.

Barnes later starred in Suzie Halewood's Bigga Than Ben, which will be released in August 2008.

In 2009, Barnes will play John Whittaker in Easy Virtue. Barnes also has signed on for the latest version of Oscar Wilde's The Picture of Dorian Gray directed by Oliver Parker and due for a 2009 release.