Vacancy

The Pinewood Motel was actually built specifically for the film and was not a pre-existing location. Moreover, the Pinewood Motel was actually two entirely separate sets, one interior and one exterior. Director Nimród Antal remarked that the attention to detail by the production designers was astonishing, since they were able to take an entirely new structure and make it look like a run-down dive motel. He remarked that, after shooting each day, he felt that he needed to "shower off" the feel of the set despite it actually being quite clean in real-life.

At the end she phones 911 again and the operator tells her: "an officer has already responded." In reality they would have dispatched another unit once they didn't get feedback from the 1st call out.

The opening credits turn repeatedly, hiding one set and revealing another. At the end, there is a set of turns and the camera pulls back to reveal a maze.