Margo Martindale was 55 in Walk Hard: The Dewey Cox Story when she played the character 'Ma Cox'.
That was over 16 years ago in 2007.
Today she is 72, and has starred in 73 movies in total, 31 of those since Walk Hard: The Dewey Cox Story was released.
In Walk Hard: The Dewey Cox Story, I think Margo Martindale looks: