A married couple with a rocky past adopt 9-year old, Esther to fill the void created by a recently-stillborn baby. However, Esther is not quite who she seems.
Furhman plays pure evil with such supreme calmness that only her eyes shine with madness. Indeed, all of the child actors are superb, especially the expressive Engineer.
The best part of Orphan is the outstandingly lunatic plot twist that kicks in just as you're checking your watch and hoping they'll wrap things up. This development - I'd love to tell you, but you wouldn't believe me - boosts the movie into overdrive for a final 20 minutes of happy, disreputable mayhem.