S16·E4 The Ribos Operation (4)
Core
Aired September 23, 1978 25 min ★ 6.6/10 · 8 TMDB votes
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Synopsis
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.
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Director & writers
Robert HolmesWriterGeorge Spenton-FosterDirector
Guest stars
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Frequently Asked Questions
When did Season 16 Episode 4 of Doctor Who air?
Season 16, Episode 4 ('The Ribos Operation (4)') originally aired on September 23, 1978.
How long is Season 16 Episode 4 ('The Ribos Operation (4)')?
The runtime for this episode is approximately 25 minutes.
What happens in Doctor Who Season 16 Episode 4?
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....
All Doctor Who episode ratings Season 16 Where to watch
Top-rated Doctor Who episodes
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