Interpersonal Conflict
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Brigadier Lethbridge-Stewart's Leadership

Brigadier Alistair Lethbridge-Stewart faces ongoing challenges in leading UNIT through crises involving alien invasions, military politics, and internal dissent. His story arc captures the burdens of command and the necessity of adapting to ever-changing threats.

28 events across 3 seasons

Arc Timeline

Season 6

5 events

Season 7

18 events
S7E3 · Spearhead from Space Part 3
Ransome evades the Auton in the factory

In the control room, Ransome barely escapes an Auton’s lethal pursuit after its hand weaponizes, forcing him into a desperate sprint for survival. He dodges behind a tank, narrowly avoiding …

Start
Brigadier dismisses Ransome’s warnings

In the Brigadier’s office, Ransome frantically recounts his harrowing encounter with a plastic Auton at the factory—its hollow arm, the explosion, the eerie automation—but the Brigadier’s skepticism hardens as Ransome’s …

Start
Doctor’s Escape Attempt Fails

The Doctor manipulates Liz into surrendering the TARDIS key under the pretense of needing equipment, exploiting her trust to attempt an escape. When he enters the TARDIS and initiates dematerialization, …

Climax
Doctor’s Failed Escape and Forced Alliance

The Doctor’s deception of Liz Shaw—tricking her into surrendering the TARDIS key—backfires spectacularly when his attempted escape fails. The TARDIS malfunctions mid-dematerialization, emitting smoke and grinding to a halt, forcing …

Resolution
Nestene pivots to eliminate Ransome

In the plastics factory control room, Channing abruptly orders the Auton swarm to retreat after learning UNIT has captured the swarm leader. His urgency reveals the Nestene Consciousness's strategic adaptability—it …

Climax
Liz voices Auton threat; Ransome dies

While the Doctor examines the recovered alien globe with detached scientific curiosity, Liz’s growing unease about the Auton threat manifests in a tense exchange with him. Her question—‘Suppose that thing …

Climax
Channing orders Ransome’s execution

In the sterile control room of the plastics factory, Channing coldly commands an Auton to eliminate Ransome, a key witness to the Nestene Consciousness’s infiltration. The Auton fires its weapon, …

Resolution
S7E4 · Spearhead from Space Part 4
Liz deduces the Nestenes' hive-mind nature

In the UNIT laboratory, the Doctor’s failed attempt to analyze the alien globe—triggered by an overload—reveals its true nature as part of a collective intelligence. Liz deduces that the globes …

Start
Brigadier’s Raid Authorization Derailed

The Brigadier attempts to secure General Scobie’s approval for a raid on the Nestenes-controlled plastics factory—a critical strike against the alien invasion’s core infrastructure. The Doctor and Liz have just …

Start
Scobie 2 arrests Brigadier over monitor

In the UNIT Control Room, Scobie 2—an Auton duplicate of General Scobie—appears on a security monitor and issues a direct order to the Brigadier and his men, declaring them under …

Climax
Brigadier reasserts command after Auton exposure

Following the Doctor’s exposure of Scobie 2 as an Auton duplicate, the Brigadier seizes control of the scattered UNIT troops in the factory yard, restoring military discipline amid the chaos. …

Resolution
Nestene Brain Destroyed and Channing Exposed

The Doctor confronts Channing in the UNIT control room, where Channing reveals the Nestene collective brain—a gelatinous, tentacled lifeform housed in a tank. The Doctor taunts Channing, asserting his ability …

Climax
Doctor negotiates terms and identity

In the aftermath of the Nestene defeat, the Doctor pivots from technical discussion to strategic negotiation with the Brigadier. After securing UNIT resources—including Liz Shaw’s assistance and lab facilities—he abruptly …

Resolution

Season 8

5 events