Blake's 7.

About Blake's 7

Blake's 7 is a British science fiction television programme produced by the BBC. Four series of thirteen 50-minute episodes were broadcast on BBC1 between 1978 and 1981. It was created by Terry Nation, who also wrote the first series, produced by David Maloney and Vere Lorrimer, and the script editor throughout its run was Chris Boucher, who wrote nine of its episodes. The main character for the first two series was Roj Blake, played by Gareth Thomas.