Due to its dismal box office performance, 20th Century Fox passed on releasing the film on physical formats in many territories.
Sphinx cats are a breed that has only started in the 1960s.
This film uses both a first person (for the found footage shots) and a third person perspective.
The three-sided pyramid is a fictional place. Egyptians never built pyramids with only three sides.
But that's what made this one so special.
In the trailer, a sound is played when the creature is first seen around the 1 minute 50 second mark. It's the exact same sound used in the lawnmower jump scare from Sinister