Factual error: In the very beginning, the doctors are working to revive the man found in the desert. You can see the heart monitor is flatlined and they get out the paddles to shock his heart back into rhythm. However, even when he is shocked by the paddles the monitor doesn't register anything. The shock from the paddles alone would have made the heart monitor spike up for that second but you can see it's flatlined the entire time.

Continuity: The hairstyle and length of Chris' hair is changing constantly throughout the movie.

Continuity: Near the beginning of the film, Kate finds a bas relief that has been partially destroyed and replaced with unadorned stone. As it turns out, she destroyed it herself in the past. However, when she does so, she eradicates almost the entire framed portion. In the present day, only the lower part had been dismantled.