Jason Marsden was 13 in Robot Jox when he played the character 'Tommy'.
That was over 35 years ago in 1989.
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 48 movies in total, 46 of those since Robot Jox was released.
In Robot Jox, I think Jason Marsden looks: