In total, Corgan and Garson wrote and recorded more than 40 minutes of music for the film. Engineer Chris Steinmetz stated the material most closely resembled Adore-era Smashing Pumpkins, and described it as powerful and evocative. "[The score is] very atmospheric, but it has a lot of energy and power. It had a lot of cool drum loops and aggressive, original sounds."[2]
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Mike Garson and I set out trying to make music that did not rely on well-worn movie clichés to support the movie, and also to make music that would hopefully stand up on its own without the movie.
Other artist featured on the soundtrack include David Bowie, Chumbawamba and Massive Attack. AllMusic praised the latter half of the album that was devoted to Corgan and Garson, writing "this is mood music of the highest order, seamlessly flowing between orchestral moments, electronic soundscapes, dissonance, and light."[3]
