Johnny Flynn was 22 in Crusade in Jeans when he played the character 'Dolf Vega'.
That was over 18 years ago in 2006.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 41, and has starred in 21 movies in total, 18 of those since Crusade in Jeans was released.
In Crusade in Jeans, I think Johnny Flynn looks: