A film cast arrives at a wrap party, but someone has dressed up as the slasher in the movie and begins to stage their own kill scenes. One by one, the cast disappears until the true nature of the evening is revealed.
While trying to enjoy a peaceful Halloween with his mother, Tim is paid a visit by his rambunctious, up-for-anything friends. After reluctantly letting them inside the house, he becomes intertwined with the circumstances of their Halloween prankings.
During a slumber party on Halloween, the Pillow Fright girls are sucked back through time into a 1970's Halloween special where, with the help of some new friends, they must host the show in order to save Halloween and make their way back through time.