Visible crew/equipment: When Marcy tries to shoot the dog, you can see a crew member who picks him up at the left side of the little appliance room.
Factual error: Deputy Winston introduces herself and says she's with the Bunyan County Sheriff's Department. Her cruiser is mislabeled with Ackamas County Sheriff markings. (00:57:00)
Continuity mistake: When Paul gave water to Karen her mouth is very bloody - in the next shot her mouth is completely clean. (01:00:55)
Answer: She was shown taking pictures of herself when she was rotting in the outhouse.
Yeah, but why?