Arliss Howard was 28 in The Prodigal when he played the character 'Scott Stuart'.
That was over 39 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 68, and has starred in 50 movies in total, 47 of those since The Prodigal was released.
In The Prodigal, I think Arliss Howard looks: