Matialth Good concept, poorly executed.

Gutsycurene Fanciful, disturbing, and wildly original, it announces the arrival of a fresh, bold voice in American cinema.

SanEat 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."

Haven Kaycee It is encouraging that the film ends so strongly.Otherwise, it wouldn't have been a particularly memorable film