The posters in Bulo's apartment include posters of Brigitte Kingsley and Julia Schneider from an unpublished photo shoot for Dark Rising: Bring Your Battle Axe (2007).
The original script had a part for Jay Reso in the role of Rocky, the twin brother of Ricky which Reso played in the original Dark Rising: Bring Your Battle Axe (2007). The script was re-written 3 days before principal photography to cut out the role of Rocky.