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Reparto

Jon Pertwee
The Doctor

Elisabeth Sladen
Sarah Jane Smith

Nicholas Courtney
Brigadier Lethbridge-Stewart

Kevin Lindsay
Linx

David Daker
Irongron

John J. Carney
Bloodaxe

Alan Rowe
Edward of Wessex

June Brown
Lady Eleanor

Jeremy Bulloch
Hal

Donald Pelmear
Professor Rubeish

Sheila Fay
Meg

Gordon Pitt
Eric

Steve Brunswick
Sentry