Object

Round Porthole in Sealed Chamber Door

A round porthole set into the door of the sealed chamber, offering a narrow visual vantage point for the Doctor and Harry Sullivan to observe Davros and Nyder's meeting undetected.

1 appearances

Purpose

Viewing port for observing occupants inside the sealed chamber

Significance

Doctor and Harry use it to uncover Davros' self-directed genocidal plans, transforming their mission from suspicion to urgent confrontation and amplifying the threat of his Dalek forces.

Appearances in the Narrative

When this object appears and how it's used

1 moments

S12E13 · Genesis of the Daleks Part 3

The Doctor’s Eavesdropping Gambit: Davros’ Unchained Malice

The round porthole in the sealed chamber door offers the Doctor and Harry a narrow but critical vantage point into Davros’ meeting with Nyder and the Thal representatives. Before pressing their ears to the ventilation grill, they peer through the porthole to confirm the identities of those inside the chamber. The porthole’s small size forces them to crowd close, adding to the tension of the moment. Its functional role is to provide visual confirmation of the meeting’s participants, ensuring the Doctor and Harry know who they are eavesdropping on. Narratively, the porthole symbolizes the Doctor’s need for certainty—he must see the threat before he can act. It also reinforces the theme of surveillance and secrecy, as the Doctor and Harry become unseen observers in a world of deception and betrayal.

Before: Clear and unobstructed, offering an unfiltered view into the sealed chamber. The porthole is part of the door’s standard design, with no signs of damage or tampering.

After: Remains unchanged after the Doctor and Harry finish observing. The porthole is undisturbed, leaving no trace of their presence. Its role in the event is purely functional—it provides visual confirmation of the meeting’s participants.

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