Russell T: So, what sort of person do you see as being the creator of the Cybermen?
Tom MacRae: I thought maybe a crippled scientist.
Russell T: Okay…I mean, it’s an idea, certainly, but hasn’t that been done already in…er…
Tom MacRae: A Brief History of Time?
Russell T: No, I mean already done in a Doctor Who story.
Tom MacRae: (shrugs) Oh. Do you want to shag?
Russell T: Yes.