Specials

January 1, 1970 | 112 Episodes

Season 1

January 7, 1961 | 26 Episodes

"Girl on the Trapeze," "The Frighteners," "Tunnel of Fear" and the first act of "Hot Snow" are the episodes known to exist of the first series.

Season 2

September 29, 1962 | 26 Episodes

Season 3

September 28, 1963 | 26 Episodes

Season 4

October 2, 1965 | 26 Episodes

Season 5

January 14, 1967 | 24 Episodes

Season 6

September 25, 1968 | 33 Episodes