Linus Roache was 20 in No Surrender when he played the character 'Ulster Boy'.
That was over 38 years ago in 1985.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 59, and has starred in 38 movies in total, 38 of those since No Surrender was released.
In No Surrender, I think Linus Roache looks: