The whole film was completed in four days of shooting.
The location of filming is one of the oldest houses in St Louis.
The enter set was cruelty free of any animal products, from catering to special effects.
Due to the violence in the film, several crew members quit just days before the shoot.
The main villain Jeff, played by Clayton Bury, modeled his performance after Norman Bates while outside the house and after the Funny Games characters while inside.