Episode details

Available for 27 days
Tremors threaten a new town built in Kent. But the bigger subterranean threat is yet to emerge... Starring Roger Delgado and Maurice Denham. Victor Pemberton's sci-fi serial in seven parts. Professor Josef Gomez …. Roger Delgado Hugh Deverill, MP …. Maurice Denham Janet Marshall …. Elisabeth Proud Dr Ken Richards …. David Spenser Anna Deverill …. Marion Mathie 'Tug' Wilson …. Stephen Jack Mrs Wilson …. Miriam Margolyes Police Sergeant …. Wilfred Babbage Inspector Baxter …. Geoffrey Matthews Constable …. Anthony Jackson Professor Landers …. Rolf Lefebvre Professor Lippert …. Allan McClelland Newscaster …. Nigel Graham Special Effects: The BBC Radiophonic Workshop Victor Pemberton was a writer and TV producer. As script editor on the BBC's Doctor Who, he was the brains behind the Sonic Screwdriver. Producer: John Tydeman First broadcast on the BBC Light Programme in February 1966.
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