All Available Season All Season Specials Dec, 1975 3 episodes 0.0 Season 1 Apr, 1978 6 episodes 0.0 Season 2 May, 1979 6 episodes 0.0 Season 3 Oct, 1983 6 episodes 0.0 Season 4 Jan, 1987 6 episodes 0.0 Season 5 Nov, 1988 6 episodes 0.0 Season 6 Oct, 1991 6 episodes 0.0 Season 7 Oct, 1992 6 episodes 10.0
