Marisa Tomei was 18 in The Toxic Avenger when she played the character 'Health Club Girl (uncredited)'.
That was over 40 years ago in 1984.
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 92 movies in total, 88 of those since The Toxic Avenger was released.
In The Toxic Avenger, I think Marisa Tomei looks: