I'm guessing you will have issues with it but some 32 bit programs run fine on 64 bit systems and some don't. Some of the 32 bit programs run fine after you register certain dll files on the 64 bit OS.
By register I mean manually using a windows program called regsvr not entering the registration code on the game. You will just have to install it and find out. I did find
This that can help you trouble shoot it if you have problems with it.