Eddie Marsan was 18 in Didn't You Kill My Brother? when he played the character 'Youth in Cantonese Takeaway (uncredited)'.
That was over 36 years ago in 1988.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 55, and has starred in 101 movies in total, 93 of those since Didn't You Kill My Brother? was released.
In Didn't You Kill My Brother?, I think Eddie Marsan looks: