Blake's 7 Main cast, played by Steven Pacey Episode 3x11: Moloch (Mar 17, 1980) Episode 3x12: Death-Watch (Mar 24, 1980) Episode 3x13: Terminal (Mar 31, 1980) Episode 4x01: Rescue (Sep 28, 1981) Episode 4x02: Power (Oct 5, 1981) Episode 4x03: Traitor (Oct 12, 1981) Episode 4x13: Blake (Dec 21, 1981)