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?
This was the last film produced by Southall Studios, one of the earliest pioneer film studios of the United Kingdom. See more
In the train scene early on Forrest Tucker is reading a fresh, crisp, unwrinkled newspaper when Janet Munro has one of her bad spells and falls in his lap. As she falls, Tucker's newspaper looks like it has gone through a few takes already. See more
*Was* there an accident, Mister Klein?
O-On a mountain, uh, dese things sometimes happen.
The films opening credits flash onto the screen when the passenger train rolls into the darkness of a tunnel. See more