[dogscoff]

Oh here's a good one, from "night of the living dead.

***Spoiler***

After spending the entire film (an entire night) battling with the undead in a remote house, being horribly wounded, traumatised and having to not only watch his comrades fall and get their brains eaten, but then smash their heads in when they rise again as zombies, the hero somehow survives until dawn. People elsewhere have managed to organise a defence and are now patrolling, picking off any stray zombies. Two guys in a car spot the hero in a distant window, mistake him for a zombie and shoot him in the head...