Dexter Fletcher was 8 in Wedding Bells when he played an uncredited character.
That was over 48 years ago in 1976.
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 68 movies in total, 60 of those since Wedding Bells was released.
In Wedding Bells, I think Dexter Fletcher looks: