Peter Greene was 25 in Laws of Gravity when he played the character 'Jimmy'.
That was over 32 years ago in 1992.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 58, and has starred in 57 movies in total, 51 of those since Laws of Gravity was released.
In Laws of Gravity, I think Peter Greene looks: