Originally Posted by Zer0

Blade Runner - The soundtrack by Vangelis adds so much to the vibe of the film. Apart from a couple of films already mentioned, I cannot think of any other film that is enhanced so much by it's soundtrack.

Repo Man - While I'm not a massive fan of the film, it is a lot of fun. Just as fun is the soundtrack which is a really good punk compilation on in it's own right.