When Julie Barnes attempted to call Greer, you can clearly see two outlets on the phone receiver; however there is no cord going to the phone. It is an empty phone.
Near the end, Peter Cochran and Julie Barnes jump out of a moving vehicle that crashes into an almost empty warehouse. After it crashes through one wall, you can hear tires screeching as if someone had slammed on the brakes. However, no one was in the vehicle to do so.
Det. Tricky: Hey ma mere. Where you going with that fine little ass baby? Why don't ya get out on the street earn a real living huh, start hustling (laughing)