Byron Nichodemus

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 meltdown at a nuclear power plant turns a bunch of folks into lethal shambling flesh-eating zombies who go on a gory rampage.

An evil demonic scarecrow resurrects the dead as ravenous cannibalistic zombies who feast on the living. A motley assortment of folks who include a bunch of bickering college kids, a trio of dangerous escaped convicts, an equally lethal pair of savage hoodlums, and three sisters do their best to stay alive and survive this harrowing ordeal.

Party house is actually portal to evil dimension, and horde of murderous beings slaughter partygoers, then homicidal children attack cars, before evildoers are all pulled back through the portal to invade another dimension.