On a mission to collect the six segments of the Key to Time, the Doctor and Romana travel to the planet Ribos where the first segment is protected by the monstrous Shrivenzale.
- Drama
- Year 1978
- 25 min
In the first of a six-story quest, the Doctor is ordered to find the six segments of the Key to Time before the cosmos is plunged into chaos. But it begins badly for the Doctor, due to a megalomaniac, a con man and an icily beautiful, clever new companion.
- Year: 1978
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E1 • The Ribos Operation: Part 1
On a mission to collect the six segments of the Key to Time, the Doctor and Romana travel to the planet Ribos where the first segment is protected by the monstrous Shrivenzale.
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E2 • The Ribos Operation: Part 2
Garron is attempting to trick the Graff Vynda-K into buying the planet Ribos, but the jethrik that is vital to his plan is really the first segment of the Key to Time.
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E3 • The Ribos Operation: Part 3
The Doctor and Romana's search for the first segment of the Key to Time is hampered when the Graff Vynda-K takes them prisoner.
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E4 • The Ribos Operation: Part 4
Pursued into the catacombs by the Graff and attacked by the ferocious Shrivenzale, the Doctor and Romana struggle to stay alive and find the first segment of the Key to Time.
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E5 • The Pirate Planet: Part 1
In search of the second segment of the Key to Time, the Doctor and Romana travel to the planet Calufrax. But they find that a completely different planet has taken its place.
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E6 • The Pirate Planet: Part 2
Still in search of the missing planet, Calufrax, the Doctor and Romana encounter the telepathic Mentiads and Zanak’s ruler, the half man, half robot Captain.
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E7 • The Pirate Planet: Part 3
The Doctor has discovered the sinister truth about Zanak and solved the mystery of the missing planet. On the Bridge, the Doctor meets the real ruler of Zanak.
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E8 • The Pirate Planet: Part 4
The Doctor and Romana join forces with the Mentiads to prevent the Captain and Xanxia from using Zanak to consume the Earth.
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E9 • The Stones of Blood: Part 1
The Doctor and Romana track the third segment of the Key to Time to the vicinity of an ancient stone circle on Earth. But sinister forces are at work and the stones hide a secret.
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E10 • The Stones of Blood: Part 2
The leaders of a druidic cult have been killed and it seems that the stones from the stone circle are alive and have a taste for human blood.
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E11 • The Stones of Blood: Part 3
As the blood hungry Ogri close in, the Doctor launches a desperate attempt to rescue Romana from hyperspace.
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E12 • The Stones of Blood: Part 4
The Doctor releases two alien justice machines from imprisonment who sentenc him to death. Meanwhile Romana urgently searches for clues that will reveal Vivien Fay’s true identity.
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E13 • The Androids of Tara: Part 1
Arriving on Tara, Romana locates the fourth segment of the Key to Time with ease, but is captured by the scheming Count Grendel who wants the throne of Tara for himself.
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E14 • The Androids of Tara: Part 2
Grendel kidnaps Prince Reynart and seems set to be chosen as Tara’s monarch when Reynart fails to arrive at his coronation. But the Doctor has a plan to scupper the Count’s scheme.
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E15 • The Androids of Tara: Part 3
While Romana makes her escape from the castle, the Doctor is lured to a meeting with an android duplicate of her that is programmed to kill him.
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E16 • The Androids of Tara: Part 4
The Doctor attempts to gain entry to the castle to prevent the marriage of Romana to Prince Reynart and thwart Grendal’s plans to rule Tara.
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E17 • The Power of Kroll: Part 1
Tracing the fifth segment of the Key to Time to the third moon of Delta Magna, the Doctor and Romana are soon caught up in the conflict between humans and the Swampies.
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E18 • The Power of Kroll: Part 2
The Doctor arrives in time to save Romana from being sacrificed to the bogus god, Kroll. But it’s not long before the very real Kroll makes its terrifying appearance.
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E19 • The Power of Kroll: Part 3
With the giant, squid-like Kroll awake and angry, the Swampies are eager to appease their god by using the Doctor and Romana as sacrificial victims.
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E20 • The Power of Kroll: Part 4
With Kroll on the rampage, the Doctor and Romana are appalled to discover that Thawn intends to fire a rocket at the creature which will also kill the Swampies.
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E21 • The Armageddon Factor: Part 1
Looking for the final segment of the Key to Time, the Doctor and Romana arrive on the planet Atrios which is at war with the neighbouring world of Zeos.
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E22 • The Armageddon Factor: Part 2
The Marshal demands that the Doctor devise the ultimate deterrent against the attacking Zeons. But the Doctor and Romana begin to suspect that the Marshal is being manipulated.
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E23 • The Armageddon Factor: Part 3
Journeying to Zeos by transmat, the Doctor finds that it is an empty world. As the Marshal prepares to launch his final attack, the Doctor meets the commander of Zeos’s forces.
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E24 • The Armageddon Factor: Part 4
With the Marshal poised to fire upon Zeos and the Mentalis computer on a countdown to destruction, the Doctor resorts to desperate measures to prevent a cataclysm.
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E25 • The Armageddon Factor: Part 5
The Doctor and Romana arrive in the lair of the Shadow, servant of the Black Guardian who also seeks the Key to Time.
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E26 • The Armageddon Factor: Part 6
The tragic truth of the sixth segment of the Key to Time is revealed and if the Black Guardian can control the Key, the whole of time and space will be plunged into eternal chaos.
