Continuity: When Toorop gets Aurora to New York, the back windows of the cab they are riding in are clear, normal windows. But when they get to the apartment and get out of the cab, the back windows are suddenly tinted.

Continuity: After Diesel's character is brought before Aurora's "father", we find out that his lower left leg is a prosthetic. Not long after, Diesel's character blows up two SUVs that are hunting him and Aurora. As he's sitting back, you see his left leg, and it's definitely his real skin.

Continuity: In the train ride scene, a little girl is suddenly sitting on sister Rebekah's lap sleeping, and then when they get off the train she is gone. It is never explained who the little girl is, where she came from or where she went.