Pierce Brosnan was 26 in Murphy's Stroke when he played the character 'Edward O'Grady'.
That was over 44 years ago in 1980.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 70, and has starred in 119 movies in total, 114 of those since Murphy's Stroke was released.
In Murphy's Stroke, I think Pierce Brosnan looks: