Molly Gordon was 5 in I Am Sam when she played the character 'Callie'.
That was over 22 years ago in 2001.
This was her first recorded movie acting credit (although may not technically be her first actual acting role).
Today she is 28, and has starred in 15 movies in total, 12 of those since I Am Sam was released.
In I Am Sam, I think Molly Gordon looks: