Yes, it's like "voyeurism without intent". Everyone is looking at something, but you never see the object of their eyeline. And whatever they're looking at, it doesn't move them that much, because their eyes don't show much emotion. It's like they're all waiting for something to happen.
Ok, you're right about the two guys.
But people, that's Caroline! Not Hilary.

(if it was Caroline, I mean..)