That was over 13 years ago in 2008.
Today he is 43, and has starred in 35 movies in total, 29 since The Duchess was released.
In The Duchess, I think Dominic Cooper looks:
The Duchess scores 6.8 out of 10 on The Movie Database.
Dominic Cooper's first acting role was as 'Constable #3' in From Hell, released in 2001 when he was 23.