What role did this English actor play in "The Chronicles of Narnia" films who also appeared in the  West End stage production of Birdsong?
Ben Barnes (actor) Benjamin Thomas Barnes (born 20 August 1981) is an English actor. He is known for his portrayal of Caspian X in "The Chronicles of Narnia" films "" and "", for playing the title character in the 2009 adaptation of "Dorian Gray", for his supporting roles in the films "The Words" and "The Big Wedding", and for his portrayal of American Founding Father Samuel Adams in the 2015 miniseries "Sons of Liberty".
Matthew Lewis (actor) Matthew David Lewis (born 27 June 1989) is an English film, television and stage actor, best known for playing Neville Longbottom in the "Harry Potter" films, Jamie Bradley in "The Syndicate" and Corporal Gordon "Towerblock" House in the BBC Three comedy drama "Bluestone 42".