That was over 25 years ago in 1996.
Today she is 63, and has starred in 39 movies in total, 25 since Mars Attacks! was released.
In Mars Attacks!, I think Annette Bening looks:
Mars Attacks! scores 6.1 out of 10 on The Movie Database.
Annette Bening's first acting role was as 'Ann Tillman' in Manhunt for Claude Dallas, released in 1986 when she was 28.