Someone needs to take the cantina scene from Star Wars: A New Hope, remove the cantina band track, and put this in its place. I would love to see that.
I think it's all Blues / Jazz / Surf Rock combined but as sleazy as it can possibly go. If you haven't done the nasty while this is playing you haven't lived.
Captain Spaulding Check out The Night Bell with Lightning on the album Crazy Clown Time by David Lynch, I always thought they had a similar feel and sound.
This is late I know - but it's probably very close to post-punk. Listen to Rowland S. Howard - particularly his songs "Sleep Alone" and "Still burning" - maybe those would be right up your alley.