Armageddon (audio story)

 was the fourth and final story in the audio anthology, Extinction, produced by Big Finish Productions. It was written by Matt Fitton and featured Jemma Redgrave as Kate Stewart and Ingrid Oliver as Petronella Osgood.

Publisher's summary
As Autons swarm across the planet, the human race faces its darkest hour. Simon Devlin has helped his alien masters gain a global foothold and their scheme is almost complete.

As UNIT leads the fightback on every front, every continent, against an implacable army, Kate Stewart must look to the past for some clue to defeat the plastic menace.

The Nestene Consciousness is growing in power. It has plans for the human race, and when it achieves its ultimate form, it will be unstoppable. Only UNIT stands between humanity and total extinction...

Plot
to be added

Cast

 * Kate Stewart - Jemma Redgrave
 * Osgood - Ingrid Oliver
 * Lieutenant Sam Bishop - Warren Brown
 * Colonel Shindi - Ramon Tikaram
 * Captain Josh Carter - James Joyce
 * Simon Devlin - Steve John Shepherd
 * Jacqui McGee - Tracy Wiles
 * The Nestene Consciousness - Nicholas Briggs

Continuity

 * Anti-plastic was previously used to destroy the Nestene. (TV: Rose)
 * Shindi mentions the Doctor being UNIT's scientific advisor. (TV: Spearhead from Space)
 * The Nestene Consciousness notes to Kate that it is familiar with her bloodline. (TV: Spearhead from Space, Terror of the Autons)