When the zombies finally break into the Winchester Shaun uses the line 'Get behind me, get behind me' before the haphazard clock-shooting-method scene once again using an Alien-inspired 360-dgree camera pan is a homage to Star Wars. More specifically, its a direct quote from everyones favourite lovable rogue/mercenary captain Hans Solo, a line he utters in the first movie. After all, if you are going to reference, reference from the best.