In this four-story box set, Kate Stewart and her UNIT team confront an alien invasion by the Nestene Consciousness and its army of plastic Autons...1. VANGUARD (by Matt Fitton). While UNIT attend a 'skyfall' incident under the eyes of watchful journalists, reclusive billionaire Simon Devlin is planning a product launch that will change the world...2. EARTHFALL (by Andrew Smith). Lieutenant Sam Bishop and Osgood are deployed to the Gobi desert in search of a Nestene energy unit. But there are Autons in the sand dunes...3. BRIDGEHEAD (by Andrew Smith). Josh Carter has gone undercover inside Devlin Futuretech. But his safety is jeopardised by the activities of investigative journalist Jacqui McGee. 4. ARMAGEDDON (by Matt Fitton). 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. This is the first Big Finish release to use characters from the BBC mega-hit 21st century relaunching of Doctor Who!A thrilling full-cast audio with cinematic sound design and music starring Jemma Redgrave, who reprises the character of Kate Stewart as seen on TV in stories such as the globally cinema-screened Doctor Who - Day of the Doctor. The Autons - devastating plastic enemies - are popular villains from both classic and new versions of Doctor Who. CAST: Jemma Redgrave (Kate Stewart), Ingrid Oliver (Osgood), Warren Brown (Lieutenant Sam Bishop), Ramon Tikaram (Colonel Shindi), James Joyce (Captain Josh Carter), Steve John Shepherd (Simon Devlin), Karina Fernandez (Jenna Gold), Tracey Wiles (Jacqui McGee), Derek Carlyle (Tim Stevens) and Nicholas Briggs (The Nestene Consciousness).