Jason Flemyng was 24 in A Question of Attribution when he played the character 'Colin'.
That was over 33 years ago in 1991.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 57, and has starred in 100 movies in total, 95 of those since A Question of Attribution was released.
In A Question of Attribution, I think Jason Flemyng looks: