Elliot Page was 9 in Pit Pony when they played the character 'Maggie MacLean'.
That was over 26 years ago in 1997.
This was their first recorded movie acting credit (although may not technically be their first actual acting role).
Today they is 37, and has starred in 45 movies in total, 43 of those since Pit Pony was released.
In Pit Pony, I think Elliot Page looks: