People always tell me I'm nothing like my character. Well, hopefully not! He's a character who's very defined. He was purposefully written by Jo Rowling as very one-dimensional in the first few books, because you're supposed to hate him.
“You become very angry and depressed that you keep getting offered only these exceedingly demure and repressed roles. They're so not me. That's why films like Fight Club were so important to me because I think I confounded certain stereotypes and limited perceptions of what I could do as an actress.”