(at around 6 mins) The name on the sailing boat Molly is seen on at the beginning of the film is 'Mary Kelly' referencing back to a Ripper victim.
A.J. Cook, Emmanuelle Vaugier and Daniella Evangelista all appeared in horror sequel Wishmaster 3 - La pietra del diavolo (2001).
To avoid a restrictive NC-17 rating in the USA, the reconstruction of the the death of Mary Kelly's roommate Ada was toned down considerably. In reality, this was a particularly gruesome murder.