Fabula
S12E18 · Revenge of the Cybermen Part 2

Sarah and Harry forced into custody

Vogan guards shove Sarah and Harry into a small trolley car, cutting off their protests and dragging them into the mines. The abrupt violence underscores the mistrust between locals and outsiders, while the Doctor’s discovery of Kellman’s pentalium link heightens the threat to Sarah and Harry. Meanwhile a Cyberman ship approaches, setting a deadline for rescue before Vorus’s forces consolidate control of the mines and silence their prisoners.

Plot Beats

The narrative micro-steps within this event

1

Sarah and Harry are apprehended by Vogan guards and pushed into a trolley car, marking their capture and beginning their journey into the unknown on the Planet of Gold.

calm to apprehension ['Planet of Gold']

Who Was There

Characters present in this moment

7

Fearful yet determined to assert her and Harry’s innocence despite the aggression around them

Sarah struggles against the Vogan guards’ grip, her voice sharp with defiance and desperation as she is forced into the trolley car. Her protests and attempts to clarify their innocence highlight her resilience and refusal to be silenced.

Goals in this moment
  • to resist unlawful detention and assert their non-hostile intentions
  • to maintain calm and reason with their captors
Active beliefs
  • Believes their words can clarify misunderstandings with the Vogan guards
  • Values truth and direct communication as survival tools
Character traits
defiant communicative resilient
Follow Sarah Jane …'s journey

Determined and focused on solving the immediate crisis despite the personal stakes for Sarah and Harry

In the Secondary Control Room, the Doctor calmly dismantles the pentalium device found in Kellman’s cabin, exposing its function as a covert communication tool. His analytical precision highlights the escalating sabotage within their midst.

Goals in this moment
  • to identify and expose Kellman’s betrayal to the station leadership
  • to determine how to retrieve Sarah and Harry without the transmat system
Active beliefs
  • Believes technological analysis reveals hidden truths
  • Views Kellman’s actions as a direct threat to their mission
Character traits
analytical tactical matter-of-fact
Follow The Fourth …'s journey
Supporting 4

Urgently authoritative, driven by mission success and dominance over organic resistance

Working alongside the Lieutenant, the Cyber Leader receives the report and interprets it as confirmation of recent transmat beam usage near the beacon. They immediately order the boarding party to prepare for docking.

Goals in this moment
  • to intercept human interference and secure the Nerva Beacon before the transmat is reactivated correctly
  • to eliminate or assimilate human opposition while commandeering Voga’s resources
Active beliefs
  • Believes organic life must be controlled or removed
  • Views every development through the lens of Cyber efficiency
Character traits
authoritative calculating directive
Follow Cyberman Commander's journey

Alert and engaged, driven by a sense of urgency to expose the traitor among them

Lester Riggs presents the pentalium unit to the Doctor and backs his accusations against Kellman with assertive certainty. His direct involvement in the investigation underscores his investigative role and commitment to uncovering the sabotage.

Goals in this moment
  • to assist in identifying the sabotage device and its owner
  • to support the Doctor in preventing further harm to the mission
Active beliefs
  • Trusts the Doctor’s deduction and evidence
  • Believes institutional integrity requires exposing traitors
Character traits
assertive investigative cooperative
Follow Lester Riggs's journey

Uneasy and on the defensive, trying to deflect suspicion while internally worried about exposure

Kellman is cornered in the Secondary Control Room as the Doctor examines the pentalium device he had hidden in his cabin. He denies involvement with increasing defensiveness, betraying his nervous evasion under direct scrutiny.

Goals in this moment
  • to avoid being exposed as a traitor
  • to buy time for the Cybermen’s boarding operation to succeed
Active beliefs
  • Believes lies can stall the investigation long enough to achieve his goal
  • Thinks control of the transmat system is critical for the Cybermen’s plan
Character traits
defensive evasive nervous
Follow Professor Kellman's journey

Operating mechanically under orders, showing no emotional response to the captives’ pleas

Vogan Guards execute the arrest with silent, forceful efficiency, dragging Sarah and Harry without hesitation into the waiting trolley car. Their physical seizure underscores the regime’s disregard for dialogue or explanation, reinforcing their role as blunt instruments of Vorus’s authority.

Goals in this moment
  • to detain perceived intruders and move them to a secure location
  • to suppress resistance through overwhelming physical force
Active beliefs
  • Believes outsiders are potential thieves or enemies by default
  • Trusts orders from Vorus without question
Character traits
intimidating forceful uncommunicative
Follow Voga Enforcement …'s journey
Commander Stevenson

Commander Stevenson participates in the Secondary Control Room scene through dialogue with the Doctor, demonstrating his disciplined interest in understanding …

Objects Involved

Significant items in this scene

4
Vogan Prison Trolley Car

The Vogan Prison Trolley Car becomes the confined and oppressive vehicle of capture as Sarah and Harry are forcibly loaded aboard. Its electric whine and tight metal bed amplify their vulnerability, groaning under their sudden weight as it lurches into the mine tunnels.

Before: A stationary detention cart on the mine tracks, …
After: En route into the dark mine, transporting prisoners …
Before: A stationary detention cart on the mine tracks, rusted and functional, awaiting assignment.
After: En route into the dark mine, transporting prisoners deeper underground, its motion drowned out by tunnel reverberations.
Cyber Leader's Communication Headset

The Cyber Leader’s black headset serves as the interface for real-time command during the Cybership’s approach. Through it, the Leader receives status reports and issues the boarding order, synchronizing the Cybermen assault with precise timing.

Before: Worn by the Cyber Leader aboard the Cybership, …
After: Active and transmitting orders, with the clamps of …
Before: Worn by the Cyber Leader aboard the Cybership, fully operational and integrated with communication arrays.
After: Active and transmitting orders, with the clamps of the headset pressing into the Leader’s artificial skull as directives are issued and the boarding sequence begins.
Kellman's Hidden Spy Device (Cyberman Uplink & Power Unit)

The pentalium unit functions as the Doctor’s key piece of evidence against Kellman. By dismantling it, he reveals the camouflaged spy device Kellman used to coordinate with the Cybermen, exposing the betrayal that crippled their escape capabilities.

Before: Concealed within Kellman’s personal belongings, disguised as part …
After: Physically disassembled on the Secondary Control Room console, …
Before: Concealed within Kellman’s personal belongings, disguised as part of the mining equipment.
After: Physically disassembled on the Secondary Control Room console, its true purpose undeniable and integral to unraveling the sabotage.
Pentalium Drive (Transmat System Component)

The pentalium drive, when missing from its slot in the transmat system, is discovered by Lester in Kellman’s cabin and presented to the Doctor, who dismantles it to reveal its true function as a covert communication device linking Kellman to the Cybermen.

Before: Hidden by Kellman in his cabin as part …
After: Exposed and disassembled, its hidden circuitry laid bare, …
Before: Hidden by Kellman in his cabin as part of his sabotage plan against the transmat system.
After: Exposed and disassembled, its hidden circuitry laid bare, implicating Kellman and enabling the Doctor to understand the sabotage hindering Sarah and Harry’s rescue.

Location Details

Places and their significance in this event

3
Ark Vogan Alien Mines

The Ark Alien Mines provide the claustrophobic and echoing tunnels where Sarah and Harry are captured and forced into the trolley car. The damp, ionized atmosphere amplifies every sound of struggle and protest, while the tightly confined space of the mine enforces their helplessness.

Atmosphere Dark, echoing tunnels thick with acrid mineral tang and the hum of recirculated air, the …
Function Primary site of detention and transportation for political prisoners, designed to isolate and break resistance …
Symbolism Represents institutional oppression and the stripping of freedom under Vorus’s regime, mirroring the Cybermen’s dehumanization
Access Restricted to authorized personnel and prisoners, monitored by Vogan Guards stationed at key junctions
Narrow gauge tracks disappearing into black ore veins that gleam dully under strip-lights Distant drips from unseen cracks join the mechanical hiss of failing pumps
Cybership Bridge

The Cybership Bridge assumes the mantle of an impending threat as sensor reports trigger immediate orders for boarding. The sterile command space radiates cold precision and relentless pursuit of mission objectives.

Atmosphere Oppressive silence broken only by the hum of machinery and static comms, charged with anticipatory …
Function Primary command center for Cybermen operations, coordinating assault and assimilation strategies
Symbolism Embodying the Cybermen’s unyielding drive for dominance and their dehumanized, technocratic worldview
Access Restricted to Cybermen personnel, inaccessible to organic life without assimilation
Flickering data panels casting cold blue light over rigid metal surfaces Tactical displays mapping interception vectors to the Nerva Beacon
Nerva Beacon Secondary Control Room

The Nerva Beacon Secondary Control Room serves as the command center where the Doctor and station leaders assess damage and uncover betrayal. The failing life support and flickering amber panels underscore the escalating crisis threatening Sarah, Harry, and the mission.

Atmosphere Tense and sterile, with a sense of quiet urgency as lights flicker and station systems …
Function Intel gathering and crisis management hub, where evidence of sabotage is analyzed and rescue strategies …
Symbolism Symbolizes institutional fragility in the face of internal and external threats, highlighting the Doctor’s role …
Access Controlled access, reserved for senior staff and authorized personnel only, with emergency bulkheads isolating the …
Curved console with disassembled transmat components, wires trailing like entrails across the steel deck Flickering amber panels and emergency lighting pulsing in time with failing life support

Organizations Involved

Institutional presence and influence

2
Cybermen

The Cybermen act through sensor reports and direct commands from the Cybership, using precise data interpretation to coordinate an immediate boarding operation against the Nerva Beacon. Their presence looms as an existential threat.

Representation Via the Cyberman Lieutenant reporting phobic energy discharges and the Cyber Leader interpreting data to …
Power Dynamics Exercising dominance through overwhelming technological superiority and ruthless operational efficiency, treating organic life as obstacles …
Impact Exemplifies the Cybermen’s historical pattern of expansion through assimilation, framing every interaction as part of …
Internal Dynamics Marked by a chain of command that allows rapid decision-making and eliminates dissent, with subordinates …
to intercept and neutralize human interference with Cybermen technologies to secure resources on Voga by eliminating resistance and commandeering infrastructure use of sensor data and precise communication to synchronize assault operations reliance on rigid hierarchy and mechanistic logic to ensure compliance
Voran Guard Corps (Vorus Loyalists)

Vogan Guardians deploy in force to detain Sarah and Harry, using intimidation and brute physical force to enforce Vorus’s policy of suppressing outsiders. Their seizure of the companions represents the organization’s aggressive enforcement of martial law within the mines.

Representation Through uniformed guards who act under direct orders from Vorus, deploying without warning and using …
Power Dynamics Acting with institutional authority delegated by Vorus, they exercise overwhelming power over detained individuals while …
Impact Enforces Vorus’s doctrine of isolation and control, treating outsiders as potential enemies by default and …
to detain perceived threats or intruders swiftly and without negotiation to suppress resistance and maintain order in the mining operations use of force and intimidation to control prisoners strict chain of command ensuring obedience to Vorus

Narrative Connections

How this event relates to others in the story

What led here 3
Causal medium

"The Doctor's accusation tying Kellman to the Cybermen is directly tied to his later explanation that gold is lethal to Cybermen, suggesting the sabotage was part of a Cyberman plan to neutralize gold's threat on Voga."

Doctor uncovers sabotage during desperate rescue
S12E18 · Revenge of the Cybermen Part …

"Kellman's betrayal as revealed in the interrogation is confirmed when he denies knowledge of the drive but later surrenders under threat from a cybermat—showing his consistent pattern of secret dealings and forced complicity."

Cybermat venom forces emergency transmat
S12E18 · Revenge of the Cybermen Part …

"Kellman's betrayal as revealed in the interrogation is confirmed when he denies knowledge of the drive but later surrenders under threat from a cybermat—showing his consistent pattern of secret dealings and forced complicity."

Doctor uncovers sabotage loses Sarah
S12E18 · Revenge of the Cybermen Part …
What this causes 2

"The gold shackles that bind Sarah and Harry symbolize the very element that poisons the Cybermen—showing that the Vogans’ wealth, though protective, also traps and restrains, much like Vogan society itself."

Harry and Sarah escape shackles with gold filing
S12E18 · Revenge of the Cybermen Part …

"The Doctor’s revelation that gold is lethal to Cybermen is mirrored in Tyram’s body on a slab in Vogan society—both representing a society where survival is predicated on weaponizing their environment (gold or blades), just as the Cybermen pervert technology."

Tyram strips Vorus of mine control
S12E18 · Revenge of the Cybermen Part …

Part of Larger Arcs

Key Dialogue

"SARAH: Let go!"
"SARAH: Please, where are you taking us? We weren't trying to steal your gold if that's what you're thinking. Well, not really."
"HARRY: Of course we weren't. We were just"