Michael Gambon

There's no subtext in 'Harry Potter,' really; it's all magic - anything can happen. Why do I say this? Because it's a magic spell. It's quite nice in a way. There is a real freedom to it. Doesn't say much for acting, does it?

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.