Specials

January 18, 1992 | 17 Episodes

Series 1

September 8, 1972 | 6 Episodes

Series 2

March 14, 1974 | 5 Episodes

Series 3

February 27, 1975 | 9 Episodes

Series 4

April 8, 1976 | 7 Episodes

Series 5

February 25, 1977 | 7 Episodes

Series 6

November 15, 1978 | 6 Episodes

Series 7

October 19, 1979 | 8 Episodes

Series 8

April 9, 1981 | 8 Episodes

Series 9

April 22, 1983 | 6 Episodes

Series 10

February 18, 1985 | 7 Episodes