Horror Sci-Fi
A United Nations investigator crosses paths with a pair of psychic sisters on his way to Trollenberg observatory in the Swiss Alps, which has been plagued by a series of mountaineer disappearances that may be related to a radioactive cloud at the mountain's south face.
Directed by
Quentin Lawrence
Forrest Tucker
Alan Brooks
Colin Douglas
Hans
Andrew Faulds
Brett
Jennifer Jayne
Sarah Pilgrim
Frederick Schiller
Mayor Klein
Warren Mitchell
Prof. Crevett
Janet Munro
Anne Pilgrim
Laurence Payne
Philip Truscott
Anne Sharp
The Mother
Jeremy Longhurst
First Student Climber
Stuart Saunders
Dewhurst
Derek Sydney
Wilde
Richard Golding
First Villager
George Herbert
Second Villager
Anthony Parker
Second Student Climber
Leslie Heritage
Carl
Theodore Wilhelm
Fritz
Caroline Glazer
The Child
Garard Green
The Spotter Pilot
Jack Taylor
Voice of Beheaded Climber Jim
Anna Cameron
Evacuated Villager (uncredited)
Thomas Foulkes
Evacuating Villager (uncredited)
Otto Friese
Evacuated Villager (uncredited)
Jack Hetherington
Stationmaster (uncredited)
Philip Johns
Evacuated Villager (uncredited)
Reg Thomason
Mountain Rescue Stretcher Bearer (uncredited)

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