When Adrienne sits on the couch, her cigarette swaps hands between shots.
Adrienne's hair repeatedly changes position when she hears the cat noises, before being attacked.
When Billy is cutting the cake, the knife is in his hand. The robot starts walking again and when Billy checks the chair that he placed the robot on, the knife is on the table. The camera cuts to Billy again who is still holding the knife.
Billy leaves his bag by the door, nobody touches it and a few shots later it is gone.
When a possessed Carol first uses the Ouija board, the planchette begins to move toward Yes. In the next shot it arrives on No.
When Isabelle is attacked by the shrieking hag in the cellar, twice you can see the puppeteer operating the puppet from the left of the screen.
During Duke and Peter's fight, as they pass the table you can see the cameraman's shadow on the floor behind then.
Crewmembers can be seen in trees in the woods at the beginning
When Isabelle runs from the zombies at the end, cameramen shadows are frequently cast on the zombies.