That was over 17 years ago in 2004.
Today she is 34, and has starred in 20 movies in total, 10 since The Phantom of the Opera was released.
In The Phantom of the Opera, I think Emmy Rossum looks:
The Phantom of the Opera scores 7.1 out of 10 on The Movie Database.
Emmy Rossum's first acting role was as 'Claire Addison' in Genius, released in 1999 when she was 12.