In the final scene, the amount of blood on Juliet's mouth and chin changes between shots.
When Ilana's group comes on the Others, each raising of a rifle is accompanied by a racking sound, although it is not very believable that all these rifles have no round in the chamber. Also, when Ilana's people turn to open the box, all the Others' rifles are heard being racked yet again. The racking sounds are only added for dramatic purposes.