All Available Season All Season Specials Aug, 1972 1 episodes 0.0 Season 1 Jun, 1973 6 episodes 0.0 Season 2 Jun, 1974 6 episodes 0.0 Season 3 Dec, 1974 11 episodes 0.0 Season 4 Jun, 1976 7 episodes 0.0 Season 5 Jun, 1977 5 episodes 0.0 Season 6 Apr, 1978 12 episodes 0.0
