Was started and publicized before the existence of the similar but unrelated Ghost Shark (2013), though that film made it to air first.
To prepare for the scene in which he repeatedly punches himself in the face, Johnny Hall listened to "Playing With The Boys" by Kenny Loggins on repeat for 6 hours.
The "abandoned building" where Marco Guerra chases Tom Logan was shot as it was found, and all the human feces and crack-smoking apparatuses within are genuine.
Approximately half of the filming was completed over a single three-day weekend.