Including this movie, the franchise has an accumulative $18 million budget. The first five films of the franchise have, altogether, grossed a total of $811 million.
The only movie in the Paranormal Activity franchise not to feature Katie Featherston as adult Katie. She is only referenced in this one.
The film was shot in 45 days.
The first and only Paranormal Activity film to be released in 3D.
At a budget of $10 million, this is the most expensive Paranormal Activity film to date.