Julianna Margulies was 39 in Snakes on a Plane when she played the character 'Claire Miller'.
That was over 18 years ago in 2006.
Today she is 57, and has starred in 31 movies in total, 11 of those since Snakes on a Plane was released.
In Snakes on a Plane, I think Julianna Margulies looks: