Colin Baker
The Doctor
Cast (21)
Bonnie Langford
Mel Bush
Michael Jayston
The Valeyard
Lynda Bellingham
The Inquisitor
Honor Blackman
Professor Sarah Lasky
Michael Craig
Commodore Travers
Denys Hawthorne
Rudge
Yolande Palfrey
Janet
Malcolm Tierney
Doland
David Allister
Bruchner
Tony Scoggo
Grenville
Arthur Hewlett
Kimber
Simon Slater
Edwardes
Sam Howard
Atza
Leon Davis
Ortezo
Hugh Beverton
First Guard
Barbara Ward
Mutant / Ruth Baxter
Mike Mungarvan
Duty Officer
Martin Weedon
Second Guard
Peppi Borza
First Vervoid
Bob Appleby
Second Vervoid
Crew (20)
Jane Baker
Writer
Pip Baker
Writer
Chris Clough
Director
John Nathan-Turner
Producer
John Nathan-Turner
Script Editor
Malcolm Clarke
Original Music Composer
Dinah Walker
Production Design
Danny Popkin
Visual Effects
Hugh Parson
Editor
Shaunna Harrison
Makeup Artist
Alec Wheal
Camera Supervisor
Andrew Rose
Costume Design
Ian Fraser
Production Manager
Don Babbage
Lighting Director
Dick Mills
Special Sound Effects
Jane Wellesley
Production Assistant
Brian Clark
Sound
Kevin Molloy
Visual Effects
Dominic Glynn
Theme Song Performance
Eric Saward
Script Editor