Lives and buildings have been endangered by the relentless slide of mud in the new town of Redlow.

Residents have succumbed to its remorseless power.

Unless Professor Gomez finds the solution it is possible that the whole world could be destroyed.....

Starring Roger Delgado and Maurice Denham.

Gripping conclusion of Victor Pemberton's vintage sci-fi serial.

Hugh Deverill, MP …. Maurice Denham
Professor Josef Gomez …. Roger Delgado
Inspector Baxter…. Geoffrey Matthews
Sgt Johnson …. Wilfred Barrage
Dr Ken Richards …. David Spenser
Professor Lippert …. Allan McClelland
Professor Landers …. Rolf Lefebvre
Anna Deverill …. Marion Mathie
RAF Corporal …. Anthony Hall
Margaret Griffiths, MP …. Joan Matheson
TV Interviewer …. Henry Stamper

Special Effects: The BBC Radiophonic Workshop

Producer: John Tydeman

First broadcast on the BBC Light Programme in March 1966. Show less