Arc Timeline
Season 4
2 events
S4E7 · The Tenth Planet Part 3
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Climax
Cutler Outlines His Doomsday Plan
In the Tracking Room, General Cutler’s paternal concern for his son Terry—currently orbiting in peril—clashes with his military pragmatism as he assesses Earth’s three existential threats: the Cyberman invasion, Mondas’ …
Polly exploits Barclay’s guilt to sabotage
With General Cutler distracted by the Cybermen’s approach and the ticking countdown to the Zee-bomb launch, Polly seizes the moment to manipulate Doctor Barclay into aiding her sabotage mission. She …