Director: Fiona Cumming
Peter Davison
The Doctor
Janet Fielding
Tegan Jovanka
Mark Strickson
Vislor Turlough
Cyril Luckham
The White Guardian
Valentine Dyall
The Black Guardian
Keith Barron
Striker
Christopher Brown
Marriner
Lynda Baron
Wrack
Leee John
Mansell
James McClure
First Officer
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