Movie Details: Paranormal Activity has crept back onto the big screen for the third time with Oren Peli and Jason Blum returning to produce. This horror flick set in 1988 features two young sisters, Katie and Kristi, who discover a new invisible “friend” in their home. Audiences are in store for more nerve-racking, nail-biting suspense, marked by sudden jolts, as things go bump in the night.