Canceled
IMDb
Seasons
Season 1 (1971)6
Season 2 (1972)10
Season 3 (1973)10
Season 4 (1974)10
Season 5 (1975)10
Season 6 (1976)10
Season 7 (1977)10
Season 8 (1978)10
Season 9 (1979)10
Season 10 (1980)10
Season 11 (1981)10
Season 12 (1982)10
Season 13 (1983)10
Season 14 (1984)10
Season 15 (1985)10
Season 16 (1986)7
Season 17 (2011)29
Season 18 (2013)10
Keywords
quiz
