Home / Series / Blake's 7 / Aired Order / Season 3 / Episode 3


The crew search for a new home base on the planet Obsidian, whose volcanic outbursts -- and a nuclear device buried in the planet's core by its inhabitants -- protect the planet from being overtaken. Servalan employs an elaborate plan to take control of the Liberator.

  • Originally Aired January 21, 1980
  • Runtime 50 minutes
  • Content Rating United States of America TV-PG
  • Production Code C3
  • Network BBC One
  • On Other Sites IMDB
  • Created February 21, 2008 by
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  • Modified August 14, 2022 by
Name Type Role
Allan Prior Writer
Michael Gough Guest Star
Ben Howard Guest Star
Ben Howard Guest Star
Desmond McCarthy Director