You see another side of Draco when he's with his dad. When Draco is with his dad, he doesn't say anything. He keeps his mouth shut. He's sort of bullied by his dad, so he acts very different.
It was very clear that this was a very, very old site. There were remains of sod walls. Fishermen assumed it was an old Indian site. Bu Indians didn't use that kind of buildings and houses.
It was lovely to do The Knock because I haven't done anything really significant since Doctor Who.