Trama
Data rilascio : 31/01/1976
regia di Douglas Camfield
Cast
-
Tom Baker
- The Doctor -
Elisabeth Sladen
- Sarah Jane Smith -
Tony Beckley
- Harrison Chase -
Kenneth Gilbert
- Richard Dunbar -
Michael Barrington
- Sir Colin Thackeray -
Sylvia Coleridge
- Amelia Ducat -
John Challis
- Scorby -
Mark Jones
- Arnold Keeler/Krynoid Voice -
Seymour Green
- Hargreaves -
Michael McStay
- Derek Moberley -
Hubert Rees
- John Stevensen -
John Gleeson
- Charles Winlett -
Ian Fairbairn
- Doctor Chester -
John Acheson
- Major Beresford -
Ray Barron
- Sergeant Henderson -
Alan Chuntz
- Chauffeur -
David Masterman
- Guard Leader -
Harry Fielder
- Guard