Rufus Sewell would improvise a lot on set.
Nicole Kidman, Jennifer Aniston and Courteney Cox were in the running to play the lead role of Martha, which went to Monica Potter in her first leading role.
The film provided Monica Potter's first time filming (and visiting) in London.
When Monica Potter first read for director Nick Hamm, she did a few scenes ten different ways.
Monica Potter found the film initially scary at first, as there was a lot of dialogue and she wasn't used to that, whereas her previous film role was a supporting one in "Con Air."