Casts
William Hartnell
The Doctor
Jacqueline Hill
Barbara Wright
William Russell
Ian Chesterton
Maureen O'Brien
Vicki
Ray Barrett
Bennett / Koquillion
Tom Sheridan
Space Captain (voice)
John Stuart
Didonian (uncredited)
Colin Hughes
Didonian (uncredited)
Crews
Sonia Markham
Makeup Artist
Daphne Dare
Costume Design
Raymond Cusick
Production Design
David Whitaker
Writer
Christopher Barry
Director
Verity Lambert
Producer
Dennis Spooner
Script Editor
Mervyn Pinfield
Associate Producer
Tristram Cary
Original Music Composer
Delia Derbyshire
Theme Song Performance
Backdrops & Posters
