'Paranormal Activity 4': What We Know So Far

A brand-new teaser hints that that fourth film will reveal even darker secrets about the found-footage series.
By Kevin P. Sullivan

A scene from the "Paranormal Activity 4" teaser
Photo: Paramount Pictures

Source:
http://www.mtv.com/news/articles/1694448/paranormal-activity-4-teaser-trailer.jhtml

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