Although it has its amusing moments, in eneral the plot does not convince.

If the ambition is to provide two hours of instantly forgettable, popcorn-munching escapism, it succeeds.

As somebody who had not heard any of this before, it became a curious phenomenon to sit and watch a film and slowly have the realities begin to click into place.

The film never slows down or bores, plunging from one harrowing sequence to the next.