Madison is a force of terrifying nature, her fracturing psyche a cornucopia of manic delirium that's as fascinating as it is discombobulating.

It's 80 tedious minutes of shouting, swearing, nudity and gore, cut together with the deftness of a chainsaw.

There's a relentless shrillness at work here that makes the movie more grating than exciting.

Wilson is amiably befuddled, and even if Bliss doesn't wholly deliver, its sheer creative energy is, in itself, invigorating.