Quote:
In the Swiss mountain village of Trollenberg climbers are mysteriously disappearing on the mountainside. A nearby observatory detects a cloud on the mountainside which gives off radioactive readings and never moves. One of two English sisters who form a psychic stage act receives a premonition of great danger associated with the mountain. As the cloud starts to move down the mountain, killing people along the way, the astronomers realize they are dealing with an invasion of aliens who have come from a dying world and have selected the mountainside’s cold as the environment which most resembles their home planet.Read More »
