Martin Shaw was 25 in Macbeth when he played the character 'Banquo'.
That was over 52 years ago in 1971.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 79, and has starred in 23 movies in total, 22 of those since Macbeth was released.
In Macbeth, I think Martin Shaw looks: