I gave it a 7.5 out of 10
A film with more than the usual spoiler issues. Talking about it in any detail feels akin to handing you a gift-wrapped present and saying, "I hope you like it -- It's a thriller about a diabolical secret experiment."
View MoreThis is a must-see and one of the best documentaries - and films - of this year.
View MoreOne of those movie experiences that is so good it makes you realize you've been grading everything else on a curve.
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