the graphic Design isn't that bad and the lightings are well-done .
Mirage (TVPaint 7) have been used for the animation,
(beside other softwares such as flipbook, lightwave, and adobe CS).
Animation was done by Adam Calfee at MoreFrames Animation.
and here's a video showing the concept art and creative process :
about the ill Bill's flow, I guess this is the kind of music Elodie must be found of ...
)