The filming location of the first house in the film is actually owned by the grandparents' of the director, Feisal, and producer, Iskander.
For scenes involving the knife and cleaver, the director, Feisal, insisted on using actual blades to enhance the atmosphere between the characters.
During filming of scenes in the village, some of the crew were spooked by a car that would often drive by the film set. The same car was also found parked at the hotel they were staying at. Since then, the crew immediately moved out and stayed on the film set instead.
The young boy who played Aidan (Fayyadh Farhan) is related to the director, Feisal and producer, Iskander.
Every character in the film has some level of crazy.