Discover
Tom Baker
The Doctor
Elisabeth Sladen
Sarah Jane Smith
Ian Marter
Harry Sullivan
Nicholas Courtney
Brigadier Lethbridge-Stewart
John Levene
RSM Benton
Patricia Maynard
Miss Winters
Michael Kilgarriff
The Robot
Edward Burnham
Professor Kettlewell
Alec Linstead
Jellicoe
Timothy Craven
Short
Clive Barrie
Phillips
Walter Goodman
Joseph Chambers
Jon Pertwee
The Doctor
Art
Ian Rawnsley
Production Design
Crew
Dick Mills
Special Sound Effects
Directing
Christopher Barry
Director
Production
Barry Letts
Producer
Peter Grimwade
Production Assistant
George Gallaccio
Production Manager
Sound
Dudley Simpson
Original Music Composer
Trevor Webster
Sound
Vic Godrich
Sound
John Holmes
Sound
Delia Derbyshire
Theme Song Performance
Art
Ian Rawnsley
Production Design
Crew
Dick Mills
Special Sound Effects
Directing
Christopher Barry
Director
Production
Barry Letts
Producer
Peter Grimwade
Production Assistant
George Gallaccio
Production Manager
Sound
Dudley Simpson
Original Music Composer
Trevor Webster
Sound
Vic Godrich
Sound
John Holmes
Sound
Delia Derbyshire
Theme Song Performance