Jon Cryer was 18 in No Small Affair when he played the character 'Charles Cummings'.
That was over 39 years ago in 1984.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 58, and has starred in 29 movies in total, 28 of those since No Small Affair was released.
In No Small Affair, I think Jon Cryer looks: