Casey Affleck was 11 in Lemon Sky when he played the character 'Jerry'.
That was over 36 years ago in 1988.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 48, and has starred in 49 movies in total, 45 of those since Lemon Sky was released.
In Lemon Sky, I think Casey Affleck looks: