zombies are creatures usually portrayed as either reanimated corpses or mindless human beings, in both cases cannibalistic or more widely as undead bodies, ghouls, mummies, reanimated corpses, vampires and so on. while zombie films generally fall into the horror genre, some cross over into other genres, such as comedy, science fiction, thriller, or romance. distinct subgenres have evolved, such as the "zombie comedy" or the "zombie apocalypse". zombies in "this" article are not distinct from other types of undead like ghouls, ghosts, mummies, or vampires.