Russell T Davies talks to his writers #45

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.