Courtesy of Empire Magazine, you can go and watch the new horror film Paranormal Activity free, this Halloween.

Set for release on November 25th, Paranormal Activity is based on true events and tells the tale of Katie and Micah, a couple that find they are not the only ones wandering the corridors of their house at night. Determined to find out the truth, the couple decide to catch whoever or whatever it is in their home, setting up security cameras to capture the unexplainable goings on. As they find out about the demonic presence in their house, the couple realise they have bitten off more than they can chew….

The special preview screening takes place this Saturday 31st October at 9pm in London’s Leicester Square (Vue Cinema).

Check it out here for more details.