i need to know where to get hold of the soundtrack for this film

I'm pretty sure that no official soundtrack was released (at least in the U.S.).

"I'm willing to put my life on the line to do what I have to. But it has to be mine, no one else's." - Batman: Gotham Knight

I found a link to a website that posted a few scores of BTAS and subzero. http://originalscore.blogspot.com/