Three children have become adults since a phone call with Jo Rowling, containing one small clue, persuaded me that there was more to Snape than an unchanging costume, and that even though only three of the books were out at that time, she held the entire massive but delicate narrative in the surest of hands.

I'm still living the life where you get home and open the fridge and there's half a pot of yogurt and a half a can of flat Coca-Cola.

What is it about actors? God knows I get bored with actors talking about themselves.

I am hellbent on defying your expectations, at every turn, and even if you don't like what's being done, I dare you to find it uninteresting.

Those of you who are not aware of my brilliant career as a stand up comic, I'm not aware of it either so we might well wonder what we're doing here.

I do feel more myself in America. I can regress there, and they have roller-coaster parks.

I am the character you are not supposed to like.