There are actually quite high profile British TV star cameos in it that you probably wouldn't even notice, that the British wouldn't even notice, let alone the American audience.
We suddenly saw how people reacted in the event of massive social upheaval, and the way that the little problems in your life don't go away. You don't stop being frightened of spiders just because the world's blown up.
There is a universality to comedy.
The only spoof I think is the title, which was just we thought of very early on and it kind of stuck.
The simple fact is that what you see on the screen is pretty much real.
Also, if you watch the film once, there are lots of things that you won't get because there are punch lines in the first act, the setup to which isn't until the second act.
