Maggie Gyllenhaal was 13 in Waterland when she played the character 'Maggie Ruth'.
That was over 32 years ago in 1992.
This was her first recorded movie acting credit (although may not technically be her first actual acting role).
Today she is 46, and has starred in 54 movies in total, 53 of those since Waterland was released.
In Waterland, I think Maggie Gyllenhaal looks: