All Available Season All Season (uk) season 1 Jun, 1978 7 episodes 0.0 (uk) season 2 Jan, 1979 5 episodes 0.0 (uk) season 3 Oct, 1980 7 episodes 0.0 (uk) season 4 Sep, 1982 6 episodes 0.0 (uk) season 5 Sep, 1982 7 episodes 0.0
