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.
Full Cast of Doctor Who: The Armageddon Factor
Harry Fielder
as Guard
Prolific British background actor.
John Leeson
as K-9 (voice)
John Leeson is a British actor who is known for voicing K-9 on the television series Doctor Who from 1977 to 1979, th...
- Released on February 24, 1979