Moon

This mesmerizing mind-bender sneaks up and hits you hard. Sam Rockwell, reliably brilliant, is an astronaut finishing up a three-year stint on the moon, mining energy from lunar rock. (Watch Peter Travers' video review of Moon) He wants back on Earth with his wife and daughter. His only contact is GERTY, a robot with the sweet-sinister voice of Kevin Spacey. There's an accident. A new astronaut appears, looking just like the old one. I'll say no more. Director Duncan Jones (son of David Bowie), working from a script by Nathan Parker, pulls off sci-fi miracles on a $5 million shoestring. Moon is a potent provocation that relies on ideas instead of computer tricks to stir up excitement.

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