Top Cast
Seasons
Season 1
10 episodes
1969
Season 2
10 episodes
1970
Season 3
12 episodes
1971
Season 4
11 episodes
1972
Season 5
11 episodes
1973
Season 6
9 episodes
1974
Season 7
9 episodes
1975
Season 8
10 episodes
1976
Season 9
7 episodes
1977
Season 10
10 episodes
1978
Season 11
8 episodes
1979
Season 12
10 episodes
1980
Season 13
8 episodes
1981
Season 14
5 episodes
1985
Season 15
1 episodes
2012