Aimee Teegarden was 18 in Call of the Wild when she played the character 'Tracy'.
That was over 13 years ago in 2009.
This was her first recorded movie acting credit (although may not technically be her first actual acting role).
Today she is 33, and has starred in 19 movies in total, 19 of those since Call of the Wild was released.
In Call of the Wild, I think Aimee Teegarden looks: