That was over 29 years ago in 1992.
Today she is 58, and has starred in 49 movies in total, 33 since A Few Good Men was released.
In A Few Good Men, I think Demi Moore looks:
A Few Good Men scores 7.2 out of 10 on The Movie Database.
Demi Moore's first acting role was as 'Corri' in Choices, released in 1981 when she was 18.