Stephen King was 32 in Knightriders when he played the character 'Hoagie Man'.
That was over 43 years ago in 1981.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 76, and has starred in 29 movies in total, 28 of those since Knightriders was released.
In Knightriders, I think Stephen King looks: