Deliberate mistake: If you look at the IP address of the junkyard, it is listed as: 634.634.99.234.88. An IP never goes over 255. (01:00:10)
Deliberate mistake: In the scene where Ali Rey was sleeping, the camera facing towards the TV were blue vision but in the scene where Martine is starring at the camera pointing towards the TV, it is normal vision.
Deliberate mistake: When Alice jumps from the rooftop, the entire roof explodes, but the wire she is on is still intact. (01:00:50)
Deliberate mistake: At the beginning of the movie while driving through town the old rusty horse trailer was facing from left to right. at the end of the movie as they were leaving town, they showed the same trailer and the picture was inverted, parked in same location,however it was facing right to left.
Deliberate mistake: When Chad picks up the cop's gun and fires at Dale and Tucker, the bullets hit the wooden wall. Wood doesn't make ricochet sound. (00:41:45)