Doctor Who
S20E10
· Mawdryn Undead Part 2

Doctor alerts Brigadier about Turlough’s disappearance

The Doctor monitors the TARDIS’s unstable landing in 1977 via a telephone call to the Brigadier’s quarters in 1983, confirming the precise date while the Brigadier reports an urgent crisis—Turlough has vanished from his sickbay. The disclosure carries immediate tension, as the Brigadier’s panic over a missing fugitive intersects with the Doctor’s own compromised temporal foothold, deepening the web of deceit surrounding Turlough’s loyalties and the fractured trust between the two men. key_dialogue: [ DOCTOR: June the seventh, 1977. Well done, Brigadier. Come on. BRIGADIER: Lethbridge Stewart. Have you informed the Headmaster? Then do so at once, Matron. Turlough has disappeared. ]

Plot Beats

The narrative micro-steps within this event

1

The Doctor and Brigadier Lethbridge-Stewart discuss the situation over the phone, learning that Turlough has disappeared from the sickbay.

calm to concern ["Brigadier's Quarters"]

Who Was There

Characters present in this moment

1
The Fifth Doctor
Time Lord
 primary

Focused but internally strained, maintaining composure while sensing the unraveling of his situation.

The Doctor speaks on the telephone with calm, methodical precision, extracting temporal confirmations from the Brigadier while absorbing the ramifications of Turlough’s disappearance. His tone remains measured but edged with urgency, betraying the instability of his temporal foothold as he navigates two divergent moments.

Goals in this moment
  • • Confirm the exact date of his landing to stabilize his temporal bearings.
  • • Assess the immediate threat posed by Turlough’s disappearance and its relevance to his precarious position.
Active beliefs
  • • Time is fragile and must be accurately navigated to avoid catastrophic consequences.
  • • The Brigadier’s crisis interruptions may reveal deeper truths about Turlough’s motives and identity.
Character traits
Precise Methodical Distracted Urgently analytical
Follow The Fifth …'s journey

Location Details

Places and their significance in this event

1
Brigadier Lethbridge-Stewart's Quarters

The Brigadier’s private quarters function as a command nexus for the temporal emergency, its quiet clutter contrasting with the urgency of the call. The space transforms from a retreat of scholarly solitude into a hub where history, duty, and crisis collide through the medium of a ringing telephone.

Atmosphere Tense and hurried, with the formal stillness of academia disrupted by the Brigadier’s commanding urgency.
Function Crisis coordination center
Symbolism Emblem of institutional continuity now strained by fractured memory and temporal interference.
Access Limited to senior personnel; the Brigadier’s command is asserted through immediate voice commands to Matron.
Heavy drapes contrasting with the bright brass lamp casting pools of warm light over papers. Faint scent of pipe tobacco and chalk dust mingling with the immediacy of the telephone call.

Narrative Connections

How this event relates to others in the story

What led here 1
Causal

"The Doctor and Brigadier’s conversation about the TARDIS being in the wrong time zone leads directly to a phone call confirming Turlough’s disappearance from the sickbay, prompting concern over his possible re-materialization elsewhere."

Doctor seeks Brigadier's memory of past
S20E10 · Mawdryn Undead Part 2

Part of Larger Arcs

The Doctor's battle to repair the TARDIS and stabilize the temporal anomaly caused by the transmat mishap, while dealing with his own disorientation and the loss of control over events.