Michael Rooker was 30 in Henry: Portrait of a Serial Killer when he played the character 'Henry'.
That was over 38 years ago in 1986.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 69, and has starred in 94 movies in total, 92 of those since Henry: Portrait of a Serial Killer was released.
In Henry: Portrait of a Serial Killer, I think Michael Rooker looks: