Season 5, Episode 4 | 6 parts | First broadcast: 23 December 1967 […]
Season 5, Episode 3 | 6 parts | First broadcast: 11 November – […]
Season 5, Episode 2 | 6 parts | First broadcast: 30 September – […]
Season 5, Episode 1 | 4 parts | First broadcast: 2–16 September 1967 […]
Season 4, Episode 9 | 7 parts | First broadcast: 20 May – […]
Season 4, Episode 8 | 6 parts | First broadcast: 8 April – […]
Season 4, Episode 7 | 4 parts | First broadcast: 11 March – […]
Season 4, Episode 6 | 4 parts | First broadcast: 11 February – […]
Season 4, Episode 5 | 4 parts | First broadcast: 14 January – […]
Season 4, Episode 4 | 4 parts | First broadcast: 17 December 1966 […]