Doctor Who (1963–1996) Season 16 Episodes Available now
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The Armageddon Factor: Part 6
The tragic truth of the sixth segment of the Key to Time is revealed.
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The Armageddon Factor: Part 5
The Doctor and Romana arrive in the lair of the Shadow, who also seeks the Key to Time.
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The Armageddon Factor: Part 4
With Mentalis on a countdown to destruction, the Doctor takes desperate measures.
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The Armageddon Factor: Part 3
As the Marshal prepares to launch his attack, the Doctor meets the commander of Zeos.
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The Armageddon Factor: Part 2
The Marshal demands that the Doctor devise the ultimate deterrent against the Zeons.
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The Armageddon Factor: Part 1
The quest continues as the TARDIS arrives on Atrios - a planet at war with Zeos.
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The Power of Kroll: Part 4
The Doctor and Romana are appalled that Thawn intends to fire a rocket at Kroll.
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The Power of Kroll: Part 3
With the monster Kroll awake and angry, the Swampies are eager to sacrifice the Doctor.
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The Power of Kroll: Part 2
The Doctor arrives in time to save Romana from being sacrificed to the bogus god, Kroll.
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The Power of Kroll: Part 1
On the third moon of Delta Magna, the Doctor and Romana are soon caught up in a conflict.