Iain Glen was 23 in Blood Hunt when he played the character 'Allan Innes'.
That was over 38 years ago in 1986.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 62, and has starred in 67 movies in total, 64 of those since Blood Hunt was released.
In Blood Hunt, I think Iain Glen looks: