Everyone forgets the actual opening scene of 28 Days Later, even though it’s deeply relatable, in that it features a helpless chimp strapped to a table and forced to watch doomreels of ultraviolence until it loses its little monkey mind and eats David Schneider. But it’s eclipsed by the famous sequence that follows where Cillian Murphy wakes in a hospital bed to find that he has slept through a deadly pandemic and the ensuing collapse of civilisation.