Will Poulter was 16 in The Chronicles of Narnia: The Voyage of the Dawn Treader when he played the character 'Eustace Scrubb'.
That was over 13 years ago in 2010.
Today he is 30, and has starred in 20 movies in total, 18 of those since The Chronicles of Narnia: The Voyage of the Dawn Treader was released.
In The Chronicles of Narnia: The Voyage of the Dawn Treader, I think Will Poulter looks: