I'm not much of a film guy, so all the movie discussions are pretty much out of my league. The only "all star cast" movie that I can recall seeing was "Last of Sheila," which was, of course, all kinds of fun.
Sorry to hear about your back, bk... back pain is the pits, and about as curable as the cold. With the contradictory advice that I've gotten for my own ("Try heat." "Try cold." "Try resting it." "Try working it out."), it's no wonder people go nuts at the medical profession.