A remote mountain resort in Switzerland is invaded by horrible alien creatures that like to decapitate humans. The beings are also in telepathic communication with people and inhabit a mysterious, radioactive cloud at the base of the Trollenberg mountain. Written by
Jeremy Lunt <email@example.com>
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Did You Know?
was an 11th-hour choice after the original choice went on holiday (interview in book X Cert). See more
The waiting room at Trollenberg train station is labeled "Wartsaal". The correct German spelling would be "Wartesaal". See more
Da cloud has moved. It is at da foot of da South Col. Where da hut is.
The films opening credits flash onto the screen when the passenger train rolls into the darkness of a tunnel. See more