Action Adventure Drama Sci-Fi TV Movie
The final segment of the Key to Time is at the heart of a devastating war between neighbouring planets Atrios and Zeos. The Fourth Doctor discovers that a sinister entity is manipulating events and the cost of obtaining the final segment may be more personal than he imagined.
Directed by
Michael Hayes
Written by
Bob Baker, Dave Martin
John Woodvine
Marshal
Barry Jackson
Drax
William Squire
The Shadow
Lalla Ward
Princess Astra
Tom Baker
The Doctor
Harry Fielder
Guard
Valentine Dyall
The Black Guardian
Pat Gorman
Pilot
Mary Tamm
Romana
John Leeson
K-9 (voice)
Davyd Harries
Shapp
John Cannon
Guard
Susan Skipper
'Heroine'
Ian Saynor
Merak
Ian Liston
'Hero'
Iain Armstrong
Technician

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