Krista Allen was 21 in Emmanuelle: First Contact when she played the character 'Emmanuelle'.
That was over 30 years ago in 1994.
This was her first recorded movie acting credit (although may not technically be her first actual acting role).
Today she is 53, and has starred in 48 movies in total, 47 of those since Emmanuelle: First Contact was released.
In Emmanuelle: First Contact, I think Krista Allen looks: