Her life in seclusion is interrupted when she is discovered by her parents' killer.
She made her film debut in Lawn Dogs, which won awards at film festivals around the world.
The title is currently in post-production and expected to be released in 2010. In a December 2007 interview, she indicated that she would return to television for the right project; "It's not that I dislike doing television at all.
It would be interesting having more creative control over where the storylines go or the characters.
Other television appearances include an episode of the Fox series Fastlane, James Blunt's music video "Goodbye My Lover", In August 2003, Fox premiered the television series The O.
C., about affluent teenagers with stormy personal lives who reside in scenic Orange County, California.
Barton will play Shelby in the production, which will premiere at the Gaiety Theatre, Dublin in September and will be followed by a nationwide tour.