Some kids go to an old Haunted House attraction to learn about Fear and participate in a study. Once there, some crazy killer starts taking them out.
A bunch of zombies that are used by the government to fight in a major war in the near future get launched into space. The space shuttle gets caught in a time warp and returns to Earth in the present day. Naturally, the zombies get loose and terrorize a motley assortment of folks who are trapped inside a high school.
A gang leader attempts to bring fallen comrades back from the dead, resulting in vampires overrunning a city.
