The Keller Machine Rampage
The Third Doctor investigates the deadly Keller Machine, a technological device that amplifies evil impulses, and struggles against institutional denial to expose its fatal flaws. After the machine escapes and rampages, UNIT, Barnham, and the Doctor must stop it from threatening the entire world with its malevolent influence, navigating both technological hazards and bureaucratic resistance.
Involved Characters
Arc Timeline
Season 8
5 eventsThe Doctor and Jo arrive at Stangmoor Prison—a repurposed medieval fortress—disguised as UNIT observers to investigate its controversial criminal rehabilitation program. Their approach is marked by playful tension: Jo notes …
In the Process Theatre, Professor Kettering—creator of the Keller machine—experiences a hallucinatory drowning, his arms flailing as if swimming before he collapses dead on the floor. The machine shuts down …
The Keller Machine materializes in the prison cell block, its sudden appearance triggering a violent psychic assault on two prison officers, Dave and Bill. The entity’s predatory nature is on …
The scene erupts into violent chaos as the Doctor’s distrust of the Master triggers a physical confrontation. After the Doctor kicks the Master’s gun away, Jo—recognizing the escalating threat—immediately breaks …
In the chaotic aftermath of the Doctor’s successful missile abort, the Master—still disoriented but seizing an opportunity—recoils from the Keller Machine’s influence as Barnham, the childlike prisoner, disrupts its hold …