Was Thomas sangster in The Chronicles of Narnia?

No, the first Narinia film was in 2005, and the only films he made in 2005 were Julian Fellowes Investigates: A Most Mysterious Murder and Nanny McPhee. And the second Narnia movie was in 2008 and the only things he was in in 2008 were Phineas and Ferb and Pinocchio.