James Cromwell was 14 in Daddy Long Legs when he played the character 'Extra (uncredited)'.
That was over 69 years ago in 1955.
This was his first recorded movie acting credit (although may not technically be his first actual acting role).
Today he is 84, and has starred in 107 movies in total, 104 of those since Daddy Long Legs was released.
In Daddy Long Legs, I think James Cromwell looks: