Javier Bardem

I was emotionally and physically punched in the stomach. This is not a place where you go and deliver the lines and then you come back. It's kind of a life-changing experience. But it can't get better than this for any actor - this is like an opera.

It is only when you watch the dense mass of thousands of ants, crowded together around the Hill, blackening the ground, that you begin to see the whole beast, and now you observe it thinking, planning, calculating. It is an intelligence, a kind of live computer, with crawling bits for its wits.