An idyllic American town plunges into murder and mayhem after a toxin finds its way into the water supply, leaving a sheriff, his deputy, his wife and her friend to survive a town now peopled by The Crazies in what looks an awful lot like a zombie apocalypse. Sound familiar?

The Infected. Los Ganados. Majini. Parasite hosts. Some of the biggest "zombie" games in recent years don't feature the undead. Why can't we call a spade a spade, burying it in the neck of a good old-fashioned undead zombie?