It’s good enough; but given the legend that is the subject matter, and the paucity of films in which his story is central, I’d argue that it needed to be better than "good enough" – if not great...

If you're looking for a conventional bio-film, you'll be disappointed. If you want to get inside the head of the ingenious, erratic, enigmatic high priest of jazz, fasten your seat belt and enjoy the ride.

Cheadle -- directing his first feature -- creates a film whose nerve its hero would surely admire.

All this shows Don Cheadle as not just a fan himself, but one who also wants to pay appropriate homage and respect to this great artist...