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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
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