Peter Dinklage was 37 in The Chronicles of Narnia: Prince Caspian when he played the character 'Trumpkin'.
That was over 16 years ago in 2008.
Today he is 54, and has starred in 71 movies in total, 38 of those since The Chronicles of Narnia: Prince Caspian was released.
In The Chronicles of Narnia: Prince Caspian, I think Peter Dinklage looks: