Cast
Robert Llewellyn
Self
Paul Jackson
Self
Stephen Hawking
Self
Terry Pratchett
Self
James O'Brien
Self
Patrick Moore
Self
Chloë Annett
Self
Craig Charles
Self
Norman Lovett
Self
Hattie Hayridge
Holly (archive footage)
Noel Edmonds
Self
David Ross
Talkie Toaster (voice, archive footage)
Chris Barrie
Self
Danny John-Jules
Self
派崔克·史都華
Self
Rupert Bates
Dalek (voice)