The video game Silent Hill also served as an inspiration during the early process. Whilst, a lot of these ideas was later thrown out it has given us an idea for what some of the psychological aspects for the film will be.
Silent Hills P.T - Lisa "Gouge it out!" - "If your right eye causes you to stumble, gouge it out and throw it away. It is better for you to lose one part of your body than for your whole body to be thrown into hell." (Matt. 5:29, Mark 9:47)