Another Earth is quite a gem in a lot of ways, but wrapped in an enigma. It's a very sophisticated approach to a familiar theme.

At its best, it is original and affecting, and one of the best American independent efforts at this year.

A strange, gloomy, moderately acted damp squib of a movie.

… an adult drama with science-fiction trimmings, a mature consideration of grief and potential solace...Marling and McCahill deserve some credit for coming up with an original notion and taking it seriously enough to fill a feature…