All Available Season All Season Season 1 Jan, 1973 13 episodes 0.0 Season 2 Sep, 1973 24 episodes 0.0 Season 3 Sep, 1974 24 episodes 0.0 Season 4 Sep, 1975 24 episodes 0.0 Season 5 Oct, 1976 24 episodes 0.0 Season 6 Sep, 1977 22 episodes 0.0 Season 7 Sep, 1978 25 episodes 0.0 Season 8 Sep, 1979 22 episodes 0.0
