Merrin Dungey was 25 in Deep Impact when she played the character 'Sheila Bradley'.
That was over 26 years ago in 1998.
This was her first recorded movie acting credit (although may not technically be her first actual acting role).
Today she is 52, and has starred in 9 movies in total, 8 of those since Deep Impact was released.
In Deep Impact, I think Merrin Dungey looks: