That was over 6 years ago in 2015.
Today he is 29, and has starred in 16 movies in total, 5 since The Riot Club was released.
In The Riot Club, I think Douglas Booth looks:
The Riot Club scores 5.9 out of 10 on The Movie Database.
Douglas Booth's first acting role was as 'Sagar' in Hunters of the Kahri, released in 2006 when he was 13.