William Hartnell
David Bradley
Verity Lambert
Jessica Raine
Peter Hawkins
Nicholas Briggs
Joyce
Carole Ann Ford
Peter Purves
Edmund C. Short
Brian Hodgson
Joseph Railton
Rex Tucker
Andrew Woodall
Richard Martin
Ian Hallard
Peter Brachacki
David Annen
Douglas Camfield
Sam Hoare
Delia Derbyshire
Sarah Winter
Alan
Reece Pockney
Waris Hussein
Sacha Dhawan
Donald Baverstock
Mark Eden
Harry
William Russell
Cyril
Toby Hadoke
Judith Carney
Cara Jenkins
Maureen O'Brien (uncredited)
Anna-Lisa Drew
Jackie Lane (uncredited)
Sophie Holt
Michael Craze (uncredited)
Robin Varley
Anneke Wills (uncredited)
Ellie Spicer
Charlie (uncredited)
Kit Connor
Self / The Doctor (11) (uncredited)
Matt Smith
Sydney Newman
Brian Cox
The Doctor (1) (archive footage)
Heather Hartnell
Lesley Manville
Mervyn Pinfield
Jeff Rawle
Claudia Grant
Jacqueline Hill
Jemma Powell
Jamie Glover
Patrick Troughton
Reece Shearsmith
Casting Director
Andy Pryor
Writer
Mark Gatiss
Executive Producer
Steven Moffat
Producer
Matt Strevens
Director
Terry McDonough
Visual Effects
Chris Panton
Costume Designer
Suzanne Cave
Director of Photography
John Pardue
Production Design
Dave Arrowsmith
Makeup Designer
Vickie Lang
Caroline Skinner
Original Music Composer
Edmund Butt
Editor
Philip Kloss