 In test screenings, Elisabeth Shues character originally dies.  Audience  reaction causes reshoots so her character lives.  There is also a scene  towards the end of the end of the movie where Simon goes to the Tretiak  mansion and has a big fight.   The mansion catches on fire and part of this  scene is seen in the trailer where Simon is seen hanging from a chandilier in  a burning building.   The information from these two scenes have ben  mentioned in an issue of Starburst and the 1997 Spring Movie Preview issue of  Entertainment weekly.