Grebey is a contributor for TIME. Clockwise from Top Left: 28 Days Later, Night of the Living Dead, Evil Dead II, Resident Evil, Shaun of the Dead, Dawn of the Dead Clockwise from Top Left: 28 Days ...

Clockwise from Top Left: <em>28 Days Later, Night of the Living Dead, Evil Dead II, Resident Evil, Shaun of the Dead, Dawn of the Dead</em> Credit - Columbia TriStar ...