Kristin Davis was 22 in Doom Asylum when she played the character 'Jane'.
That was over 36 years ago in 1988.
This was her first recorded movie acting credit (although may not technically be her first actual acting role).
Today she is 59, and has starred in 25 movies in total, 23 of those since Doom Asylum was released.
In Doom Asylum, I think Kristin Davis looks: