Lisa Kudrow was 26 in The Unborn when she played the character 'Louisa Krelm'.
That was over 33 years ago in 1991.
This was her first recorded movie acting credit (although may not technically be her first actual acting role).
Today she is 60, and has starred in 50 movies in total, 48 of those since The Unborn was released.
In The Unborn, I think Lisa Kudrow looks: