Sean Gunn was 21 in Tromeo & Juliet when he played the character 'Sammy Capulet'.
That was over 28 years ago in 1996.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 49, and has starred in 29 movies in total, 25 of those since Tromeo & Juliet was released.
In Tromeo & Juliet, I think Sean Gunn looks: