Episode
Doctor Who: The Ribos Operation (4)
Overview
Trapped in the catacombs between a mad warlord and ravenous monsters, the Doctor and Romana work desperately to obtain the segment of the Key to Time - and escape alive.
Details
- Series
- Doctor Who
- Season
- Season 16
- Episode
- Episode 4
- Air date
- 1978-09-23
- Runtime
- 25 min
Episode context
The Ribos Operation (4) is Episode 4 in The Key to Time of Doctor Who. It aired on 1978-09-23. The runtime is 25 min.
Previous / Next
Episode 3: The Ribos Operation (3)
Prisoners of the maniacal Graff Vynda K, the Doctor and Romana must break out and pursue the first segment – even as Unstoff takes it into the most dangerous place on Ribos.
Episode 5: The Pirate Planet (1)
Planet Zanak, unknown time. The Doctor and Romana are seeking the planet Calufrax where the second segment waits. They are in the right place and the right time… but on the wrong planet.
More episodes from this season
Episode 2: The Ribos Operation (2)
Trying to obtain the first segment of the Key to Time, the Doctor and Romana are swept up in an elaborate con. The target – the homicidal Graff Vynda K.
Episode 6: The Pirate Planet (2)
The Doctor begins to investigate the mysteriously wealthy planet Zanak. Mentiads, a deranged Captain, strange omens, miraculous mines – what does it all mean? And what does it have to do with the Key to Time?
Episode 1: The Ribos Operation (1)
The Magellanic Clouds, the planet Ribos, an unknown time. Ordered by the White Guardian to collect the pieces of the omnipotent Key to Time, The Doctor, K-9 and his new assistant Romana arrive. Collecting the first segment is not going to be easy…
Episode 7: The Pirate Planet (3)
The Mentiads take the Doctor, Romana and Kimus to a reunion with K9 and Mula, where they set about trying to defeat the Captain.
Episode 8: The Pirate Planet (4)
The Captain and Xanxia work toward their secret goals. Both depends on the pirate planet consuming one more victim - Earth.
Episode 9: The Stones of Blood (1)
England, the late 1970s. The Doctor and Romana arrive in search of the third segment. But the Tracer readings are erratic and something ominous is happening with an ancient stone circle...
Episode 10: The Stones of Blood (2)
The quest for the Third Segment has landed the Doctor and Romana in the midst of a druidic cult centred on a stone circle. But the stones are not what they seem, and somewhere out there is a blood-thirsty Celtic goddess.
Episode 11: The Stones of Blood (3)
Chased by blood-thirsty stones, the Doctor must find a way to rescue Romana. What awaits him in the theoretical absurdity of hyperspace?
Episode 12: The Stones of Blood (4)
Facing a sentence of death from merciless justice machines, the Doctor must play for time while Romana tries to discover just who Vivian Fey really is.
Episode 13: The Androids of Tara (1)
Arriving on Tara, Romana locates the fourth segment of the Key to Time with ease. But getting it away proves more difficult, as she is captured by the scheming Count Grendel who wants the throne of Tara for himself.