Kiefer Sutherland was 15 in Max Dugan Returns when he played the character 'Bill'.
That was over 41 years ago in 1983.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 57, and has starred in 94 movies in total, 92 of those since Max Dugan Returns was released.
In Max Dugan Returns, I think Kiefer Sutherland looks: