S10E19
Bleak, with moments of defiant resolve
Written by Terry Nation
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Planet of the Daleks Part 5

The Doctor and his companions must stop the Daleks from releasing a bacteria bomb that will destroy all life on the planet, while also preventing their army from being activated.

The Doctor and his companions, including Jo, Latep, Rebec, Taron, and Codal, find themselves on a planet where the Daleks are planning to release a bacteria bomb that will destroy all life on the planet. The Daleks have a refrigeration unit that keeps their army in suspended animation, and they need to maintain a constant low temperature to prevent the army from being activated. The Doctor's group must navigate through the planet's dangers, including Spiridons and Daleks, to stop the Daleks from releasing the bacteria bomb and to prevent their army from being activated. Along the way, they encounter various obstacles, including a traitorous Spiridon named Wester who provides them with crucial information. The Doctor and his companions ultimately devise a plan to push the Daleks into icy pools, killing them, and to detonate a bomb in one of the tunnels near the cooling unit to block off the Daleks completely. In the end, Wester sacrifices himself to release the bacteria into the Dalek's laboratory, preventing the Daleks from administering a protective treatment to their units.


Events in This Episode

The narrative beats that drive the story

33
Act 1

The narrative opens with Vaber and the crucial bombs captured by Spiridons, prompting Taron and Codal to strategize their retrieval. Concurrently, the Doctor's group faces an unseen threat on the Plain of Stones, learning to repel the creatures with fire. This initial struggle for survival and resource recovery quickly escalates. Taron and Codal successfully disguise themselves as Spiridons, preparing for infiltration. A pivotal morning discussion clarifies the true stakes: Vaber's misguided plan to destroy the refrigeration unit would activate the Dalek army, not defeat it. This revelation redefines the primary threat. The situation intensifies dramatically with the arrival of Wester, a friendly Spiridon, who reveals the Daleks' imminent plan to release a bacteria bomb, designed to eradicate all life on the planet. This catastrophic threat forces the Doctor to articulate a triple objective: stop the bacteria, keep the Dalek army inactive, and end their invasion capabilities. This shift from immediate survival to preventing planetary annihilation marks the core inciting incident, setting the overarching mission for the remainder of the episode.

Act 2

This act details the execution of the Doctor's counter-plan, moving from defense to proactive engagement. Vaber, under Dalek interrogation, refuses to betray his companions and is exterminated, a sacrifice that allows Taron and Codal to seize the bombs. The Dalek Leader, meanwhile, prepares an antidote for the bacteria, ordering all units to assemble for treatment, signaling the advancement of their destructive plan. Taron and Codal rejoin the Doctor's group, delivering the bombs and confirming Vaber's death. The Doctor then devises a daring strategy: lure a Dalek patrol to the hyper-cold ice pools, exploit their vulnerability to extreme temperatures, and acquire their casings for infiltration. Jo and Latep bravely volunteer to act as bait, leading the Daleks on a prolonged chase. The Doctor and Taron confirm the Daleks' susceptibility to the freezing water. The plan culminates in a successful ambush at the ice pools, where the group defeats two Daleks by pushing them into the water, then retrieves their casings. This victory provides the crucial means for a two-pronged infiltration of the Dalek city, with the Doctor's group preparing to enter while Jo and Latep target the cooling unit with the bombs.

Act 3

The climax unfolds as the two-pronged attack commences. The Doctor, Taron, Codal, and Rebec (disguised in a Dalek casing) successfully infiltrate the Dalek city, blending with other Spiridon slave workers. Simultaneously, Jo and Latep proceed to plant the bomb near the cooling unit. Inside the Dalek laboratory, the Dalek Leader and another Dalek work to rectify a mechanical fault in the equipment, intending to administer the protective treatment before releasing the bacteria bomb. Wester, having independently entered the city, makes his way to the laboratory. Observing the Daleks preparing for the final phase, Wester makes a heroic, decisive move: he pushes the lid off the bacteria tank, releasing the deadly mist into the room. Alarms blare as the bacteria fills the lab, trapping the Daleks inside. Wester collapses and dies, his true, humanoid form revealed in his final moments. The Daleks, now contaminated and unable to open the hermetically sealed door without releasing the bacteria into the wider atmosphere, are effectively neutralized. The Doctor, observing from the control room, recognizes Wester's ultimate sacrifice has thwarted the Daleks' immediate plan for planetary destruction, containing the threat within the laboratory.