If you want to be literal-minded about it -- I don't -- here's the most obvious problem with Another Earth. A planet that seems to be a duplicate of our own has suddenly appeared in the sky, yet it just floats there serenely, as if the law of gravity had been repealed...But Mike Cahill's debut feature exerts a gravitational pull out of proportion to its size through powerful performances, a lyrical spirit and a depth of conviction that sweeps logic aside...
KCRW
