Seasons & Episodes
E1
The Slaves of Jedikiah (1)
1973-04-30
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E2
The Slaves of Jedikiah (2)
1973-05-07
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E3
The Slaves of Jedikiah (3)
1973-05-14
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E4
The Slaves of Jedikiah (4)
1973-05-21
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E5
The Slaves of Jedikiah (5)
1973-06-04
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E6
The Medusa Strain (1)
1973-06-11
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E7
The Medusa Strain (2)
1973-06-18
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E8
The Medusa Strain (3)
1973-06-25
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E9
The Medusa Strain (4)
1973-07-02
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E10
The Vanishing Earth (1)
1973-07-09
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E11
The Vanishing Earth (2)
1973-07-16
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E12
The Vanishing Earth (3)
1973-07-23
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E13
The Vanishing Earth (4)
1973-07-30
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E1
The Blue and the Green, Part 1: An Apple for the Teacher
1974-02-04
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E2
The Blue and the Green, Part 2: The Changing Picture
1974-02-11
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E3
The Blue and the Green, Part 3: The Trojan Horse
1974-02-18
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E4
The Blue and the Green, Part 4: Cuckoo in the Nest
1974-02-25
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E5
The Blue and the Green, Part 5: The Swarming Season
1974-03-04
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E6
A Rift in Time, Part 1: Vase of Mystery
1974-03-11
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E7
A Rift in Time, Part 2: Turn of the Thumb
1974-03-18
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E8
A Rift in Time, Part 3: From Little Acorns...
1974-03-25
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E9
A Rift in Time, Part 4: Rise of the Roman Empire
1974-04-01
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E10
The Doomsday Men, Part 1: Dressed to Kill
1974-04-08
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E11
The Doomsday Men, Part 2: The Burning Sword
1974-04-22
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E12
The Doomsday Men, Part 3: Run Rabbit Run
1974-04-29
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E13
The Doomsday Men, Part 4: The Shuttlecock
1974-05-06
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E1
Secret Weapon, Part 1: Lost & Found
1975-02-26
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E2
Secret Weapon, Part 2: Not Quite a Sleeping Beauty
1975-03-05
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E3
Secret Weapon, Part 3: Whose Side Are You On, Professor?
1975-03-12
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E4
Secret Weapon, Part 4: A Present from Russia
1975-03-19
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E5
Worlds Away, Part 1: Secret of the Pyramid
1975-03-26
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E6
Worlds Away, Part 2: Hound of the Night
1975-04-02
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E7
Worlds Away, Part 3: More for the Burning
1975-04-09
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E8
A Man for Emily, Part 1: The Fastest Gun
1975-04-16
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E9
A Man for Emily, Part 2: Here We Go Round the Doozlum
1975-04-23
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E10
A Man for Emily, Part 3: Shotgun Wedding
1975-04-30
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E11
The Revenge of Jedikiah, Part 1: Curse of the Mummy's Tomb
1975-05-07
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E12
The Revenge of Jedikiah, Part 2: Last Chance
1975-05-14
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E13
The Revenge of Jedikiah, Part 3: Farewell Performance
1975-05-21
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E1
One Law, Part 1: One Law for the Poor
1976-01-28
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E2
One Law, Part 2: Another for the Rich
1976-02-04
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E3
One Law, Part 3: Which Prohibits Them Equally from Stealing Bread
1976-02-11
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E4
Into the Unknown, Part 1: The Visitor
1976-02-18
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E5
Into the Unknown, Part 2: The Father-Ship
1976-02-25
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E6
Into the Unknown, Part 3: The Tunnel
1976-03-03
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E7
Into the Unknown, Part 4: The Circle
1976-03-10
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E1
The Dirtiest Business, Part 1: A Spy is Born
1977-02-28
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E2
The Dirtiest Business, Part 2: A Spy Dies...
1977-03-07
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E3
A Much Needed Holiday, Part 1: Spilled Porridge
1977-03-14
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E4
A Much Needed Holiday, Part 2: Just Desserts
1977-03-21
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E5
The Heart of Sogguth, Part 1: Beat the Drum
1977-03-28
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E6
The Heart of Sogguth, Part 2: Devil in Disguise
1977-04-04
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E1
The Lost Gods, Part 1: Flight of Fancy
1978-05-15
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E2
The Lost Gods, Part 2: Life Before Death
1978-05-22
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E3
Hitler's Last Secret, Part 1: Men Like Rats
1978-06-05
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E4
Hitler's Last Secret, Part 2: Seeds of Destruction
1978-06-12
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E5
The Thargon Menace, Part 1: Unexpected Guests
1978-06-19
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E6
The Thargon Menace, Part 2: Playing with Fire
1978-06-26
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E1
Castle of Fear, Part 1: Ghosts and Monsters
1978-10-09
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E2
Castle of Fear, Part 2: Fighting Spirit
1978-10-09
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E3
Achilles Heel, Part 1: A Room at the Inn
1978-10-23
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E4
Achilles Heel, Part 2: Everything to Lose
1978-10-23
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E5
The Living Skins, Part 1: A Harmless Fashion
1978-11-06
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E6
The Living Skins, Part 2: Cold War
1978-11-13
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E1
War of the Empires, Part 1: Close Encounter
1979-01-29
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E2
War of the Empires, Part 2: Contact!
1979-02-05
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E3
War of the Empires, Part 3: Standing Alone
1979-02-12
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E4
War of the Empires, Part 4: All in the Mind
1979-02-19
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Cast
GB