Blake's 7 - Quaint Idea

From Season 4, Episode 13 - "Blake"
Get Blake's 7 - The Complete Collection on DVD from Amazon.co.uk:

Blakes 7,Seven,Cult,Sci-fi,Scifi,TV,Blake,Avon,Jenna,Cally,Vila,Gan,Servalan,Travis,Zen,Orac,Dayna,Tarrant,Soolin,Slave,Liberator,Federation,Maximum Power,Scorpio,Guada Prime,Space,Science Fiction,Camp,Humour,Wit,Rebellion,Terry Nation,Chris Boucher,Spaceship,Low Budget,Television,Space Opera,Robots,Galactic Empire,Aliens,BBC,British,