Ever since zombies first rose onto the big screen, they’ve spent decades dominating movies and more in shuffling hordes. One of the archetypal horror villains, the walking dead have endured in popular culture for over half a century, emerging and evolving in new forms, eating away at the collective consciousness. There’s an inherent sense of the uncanny to a zombie – someone who’s neither dead nor alive, a former friend that has become a mindless enemy, all infused with the terror of cannibalism – and yet they’re also a blank slate, a metaphor ripe to reflect the fears and foes of whatever year they appear in.