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>
The nightmare terror of the slithering eye that unleashed agonizing horror on a screaming world!
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Did You Know?
For its release in America the film was cut down to 75 minutes, because American distributors wanted to get to the monsters faster. The full running length of the film is 84 minutes and is fully restored on the DVD release. See more
In the laboratory Prof. Crevett states that the walls are steel reinforced. Yet, when the monster breaks through the office wall where Anne Pilgrim is, there is obviously no reinforcement in the wall or in the piece of fallen wall shown. 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
Referenced in Attack of the Brainsucker