James Franco, Jonah Hill, Emma Watson, Michael Cera and co-director Seth Rogen star in a film where they play themselves. As in, it's James Franco, Jonah Hill and Emma Watson playing James Franco, Jonah Hill and Emma Watson. Worth viewing for that aspect alone but thankfully this comedy delivers. The gang of them get together in for a glamorous housewarming party, only to be faced with the Biblical apocalypse. As demons overrun the world, the celebrities go into hiding, and must rise above their own selfishness if they are to survive.