In the opening desert scene Edwards sunglasses are on/off between shots.
Near the end of the movie, when Marsden has his shirt off and he is walking through the basement door Into the Light, the stitches on his face and body are in different locations from the previous scene where he first took his shirt off.
(at around 4 mins)When Marsden is speaking to the Real Estate Agent, the blowing wind reveals a microphone pack strapped to the back of her leg just above the knee.