There were unused scenes from the original script where Alice manages to hack into the files of Umbrella. It is revealed that her real name is not Alice Abernathy but Janice Prospero.
A conscious decision was made early on to make this the bloodiest of the Resident Evil films.
The accompanying music for the first theatrical trailer is The Crystal Method's "I Know It's You". Milla Jovovich provides the vocals/wailing for the song, which was released three years earlier.
The film was not screened for critics, most likely due to the overwhelmingly-negative reviews from critics for the first two films.