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.
| Release Date | July 7, 1958 | |
|---|---|---|
| Status | Released | |
| Original Title | The Trollenberg Terror | |
| Runtime | 1h 24min | |
| Budget | — | |
| Revenue | — | |
| Language | English | |
| Original Language | English | |
| Production Countries | United Kingdom | |
| Production Companies | Tempean Films | |