S13E2 · Terror of the Zygons Part 2 graph

Doctor uncovers Harry’s disappearance from Sickbay

The Doctor enters the Sickbay to check on Harry, discovering his empty bed and the open window. Lamont explains his brief absence and the lack of signs of struggle, raising immediate concerns about Harry’s unexplained disappearance. The Doctor quickly suspects foul play or an abduction, issuing urgent orders to Benton to search the area while questioning the presence of Miss Smith and Doctor Sullivan. The sense of vulnerability in the otherwise secure Sickbay signals a breach, intensifying the threat of Zygon infiltration and propelling the Doctor into a frantic investigation. key_dialogue: [ DOCTOR: He might be wandering on the moors. Where's the telephone? LAMONT: I'll show you. ]

Plot Beats

The narrative micro-steps within this event

1

The Doctor and Lamont discuss Harry's disappearance, and the Doctor learns that Harry vanished after Lamont left the room for a few minutes.

concern to urgency ['sickbay', 'hut four']

Who Was There

Characters present in this moment

3

Alert professionalism masking rising alarm at the breach in security

The Doctor strides into the Sickbay, immediately noting Harry's missing bed and the open window. He presses the mattress, questions Lamont sharply about Miss Smith’s absence, and then steps to the window to call Benton. His urgency escalates as he issues commands through the telephone, commanding a search of the moors.

Goals in this moment
  • Determine the cause of Harry's disappearance
  • Secure the area and organize a search
  • Assess the credibility of Lamont's report
Active beliefs
  • Medical staff should never vanish without cause in a secure facility
  • A secure room with an open window implies intentional breach
Character traits
Keen observer, immediately noticing inconsistencies Decisive in crisis Commanding presence Combines clinical detachment with urgency
Follow The Fourth …'s journey

Anxious and confused, attempting to maintain composure while signaling concern

Lamont stands in the Sickbay, responding to the Doctor’s rapid questions with halting explanations about Harry’s disappearance and Miss Smith’s absence. She offers to guide the Doctor to the telephone, voice trembling with unease as she describes the breach in protocol—no signs of struggle, only an open window.

Goals in this moment
  • Answer the Doctor’s questions honestly
  • Guide him to communication tools
  • Prove no fault in her absence
Active beliefs
  • Her brief absence cannot justify Harry’s vanishing
  • Official protocols should prevent unobserved entries or exits
Character traits
Nervous but cooperative Clinically precise in recounting facts Subtly fearful of blame Willing to assist despite insecurity
Follow Nursing Sister …'s journey
Supporting 1

Alert readiness, focused on mission execution

Sergeant Benton responds instantly to the Doctor’s call from the moors. He receives a direct order to mobilize a search party with minimal delay, confirming readiness and departing immediately to execute the task without question.

Goals in this moment
  • Obey the Doctor’s urgent command
  • Deploy search teams to the moors
  • Act within UNIT protocols
Active beliefs
  • The Doctor’s orders are legitimate and timely
  • UNIT’s operational responsiveness can resolve crises
Character traits
Efficient under pressure Quick to respond to authority Loyal to UNIT chain of command Measured and professional
Follow Benton's journey

Objects Involved

Significant items in this scene

3
Harry's Sickbay Bed

Harry’s bed is discovered empty, the sheets rumpled and the pillow displaced, revealing a recently vacated space. The Doctor presses the mattress, sensing residual warmth and presence, confirming Harry’s sudden removal. The bed transforms from a place of rest into a forensic clue.

Before: Empty but recently used, with signs of rest
After: Disturbed, rumpled, and now a key piece of …
Before: Empty but recently used, with signs of rest
After: Disturbed, rumpled, and now a key piece of evidence in an unexplained disappearance
Sickbay Room Window

The Sickbay window is found open despite the room being locked, revealing a deliberate breach. The Doctor peers through it, assessing the moorland beyond as a potential escape or abduction route. The window functions as both a literal and symbolic breach of security.

Before: Closed and locked as per protocol
After: Open and unlocked, compromising the room’s integrity
Before: Closed and locked as per protocol
After: Open and unlocked, compromising the room’s integrity
UNIT HQ Radio Room Wall Telephone

The telephone is used by the Doctor to issue urgent operational orders. The Bakelite handset is lifted mid-crisis, its cord swaying as commands are barked into the receiver. It becomes a lifeline to action, connecting the isolated Sickbay to broader response networks.

Before: Inactive, mounted on the wall
After: In use, transmitting critical commands
Before: Inactive, mounted on the wall
After: In use, transmitting critical commands

Location Details

Places and their significance in this event

3
Sickbay

The moorland beyond the Sickbay window is identified as a potential escape route for Harry or a trap laid by unseen pursuers. The Doctor references it as a place of danger and mystery, where open terrain and isolation aid concealment. Its vast emptiness becomes a threat multiplier.

Atmosphere Bleak, wind-swept, and ominously open
Function Primary search zone and potential ambush site
Symbolism Emblem of vulnerability and exposure
Access Public but dangerous, lacking natural shelter
Wind howling through the grasses Damp ground reflecting the bruised sky Exposed granite outcrops acting as markers
Sickbay Primary Facility with Corridor

The Sickbay’s clinical sterility is shattered by the open window and the missing patient. Its stainless steel surfaces and controlled lighting now feel inadequate against an unseen intruder. The room serves as the epicenter of a growing security crisis, where medical order collides with infiltration.

Atmosphere Tense and sterile with a creeping sense of violation
Function Primary investigation site for a missing person under UNIT care
Symbolism Represents the fragility of institutional security in the face of alien infiltration
Access Normally restricted to medical staff and authorized personnel
Harsh overhead fluorescent lighting casting clinical glare Empty bed with rumpled linens Open window rattling in the wind, admitting damp moorland air
Shipboard Sickbay

The moorland beyond the Sickbay window is identified as a potential escape route for Harry or a trap laid by unseen pursuers. The Doctor references it as a place of danger and mystery, where open terrain and isolation aid concealment. Its vast emptiness becomes a threat multiplier.

Atmosphere Bleak, wind-swept, and ominously open
Function Primary search zone and potential ambush site
Symbolism Emblem of vulnerability and exposure
Access Public but dangerous, lacking natural shelter
Wind howling through the grasses Damp ground reflecting the bruised sky Exposed granite outcrops acting as markers

Narrative Connections

How this event relates to others in the story

Within this episode

What this causes 1

"The Doctor's investigation into Harry's disappearance (in Sickbay) directly leads to his discovery of the Zygons' abduction of Harry aboard their spaceship, triggering the revelation of the Skarasen and the Zygons' plan to conquer Earth."

Broton threatens the Doctor with escalation
S13E2 · Terror of the Zygons Part …

Across episodes

Threads arriving here 5

"Benton's disciplined approach and organizational role under the Brigadier (established in Episode 1) directly lead to his rapid response to the Doctor's call for aid in Episode 2, where he immediately reacts to the discovery of Harry's disappearance."

Benton arrives to stirring Scottish pipes
S13E1 · Terror of the Zygons Part …

"The Doctor's acceptance of the Brigadier's call to investigate the oil rig disasters (Ep 1) directly leads to his arrival at the Fox Inn and Harry's later vulnerability to abduction (Ep 2)."

Doctor responds to rig tragedy call
S13E1 · Terror of the Zygons Part …

"The Doctor's medical attention to Harry in Episode 1 (his examination of Harry's wound and concern for his well-being) directly sets up the latter's vulnerability when he is abducted in Episode 2."

Doctor tends Harrys grim wound
S13E1 · Terror of the Zygons Part …

"Harry's fractured memories and repressed trauma in Episode 1 lead to his abduction in Episode 2, as the Zygons seek to replicate him for their own ends."

Harry attempts to reveal the rig nightmare
S13E1 · Terror of the Zygons Part …

"The Brigadier's report of the Ben Nevis rig's destruction in Episode 1 escalates the conflict and confirms the pattern of Zygon activity, leading directly to the Zygons' escalated operations (such as abducting Harry) in Episode 2."

Brigadier reports Ben Nevis destruction
S13E1 · Terror of the Zygons Part …
Threads leading onward 2

"The Doctor’s initial suspicion of foul play when Harry disappears in Episode 2 is causally connected to the eventual discovery of Sarah’s bloodied jacket and the Zygon spaceship in Episode 3, as his investigation into missing personnel fuels the search that uncovers the conspiracy."

Discovery of Zygon spaceship and Duke's betrayal
S13E3 · Terror of the Zygons Part …

"Lamont’s absence from Sickbay (E2) allows the Doctor to investigate and later find her true Zygon identity in the body chamber (E3)."

Sarah finds Harry in the Zygon body chamber
S13E3 · Terror of the Zygons Part …

Themes This Exemplifies

Thematic resonance and meaning

Part of Larger Arcs