It's funny watching the elements come together in this complicated scam. On one hand, the set-up isn't quite as complex as it seems, but there's an easy sense of fun in every exchange.

This is a must-see and one of the best documentaries - and films - of this year.

It is interesting even when nothing much happens, which is for most of its 3-hour running time. Read full review

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