Quirky, not to be taken too seriously, and has John Malkovich chewing scenery, can't really complain about that.
Also, nice to see Nicholas Hoult again, even if he is doing an American accent.
World War Z, on the other hand, looks like fun, but not great:
but on the other hand, less scary than 28 days/months, and with a decent budget, so I could well be tempted.
Original post on Dreamwidth - there are comments there.