A poster in the police station read "If You're Unconscious, You're Drinking Too Much... Check Yourself".
In the haunted house, there's a painting that appears to done by Margaret Keane, an artist famous for drawing enlarged eyes.
Sergeant Maaka is seen wearing a pair of boxers with the quote "The Truth is In Here" stitched on the hem.
Original New Zealand title: "Things That Do the Bump in the Night". The bump was a popular dance in the '70's.