That was over 29 years ago in 1993.
Today she is 59, and has starred in 49 movies in total, 32 since Indecent Proposal was released.
In Indecent Proposal, I think Demi Moore looks:
Indecent Proposal scores 5.8 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.