On the planet Kembel, Space Security Service agent Marc Cory is investigating a recent sighting of a Dalek spaceship. His suspicion that the creatures may have established a base proves well-founded. He learns of a plot by the Daleks to invade and destroy the Solar System.
| Actor | Role |
|---|---|
 Edward de SouzaMarc Cory | Marc Cory |
| JJeremy YoungGordon Lowery | Gordon Lowery |
 David GrahamDalek (voice) | Dalek (voice) |
 Peter HawkinsDalek (voice) | Dalek (voice) |
 Barry JacksonJeff Garvey | Jeff Garvey |