The Chauffeur's ex-girlfriend's cat is named Jonesy, as a tribute to Alien: Das unheimliche Wesen aus einer fremden Welt (1979)
Lead female Laura lives at "Elmetræsgade", which can be translated into "Elmstreet" as a homage to Nightmare - Mörderische Träume (1984)
The killer's ex is said to live in "the last house on the left", a reference to Wes Craven's "The Last House on the Left" (1972).