"It rises from 2000 miles below the earth to melt everything in it's path!". After a mysterious explosion leaves a large fissure in the ground, two young boys are confronted by an unknown phenomenon that inflicts severe radiation burns on one of them. There follows a spate of attacks at radiation establishments as the inexplicable life-form plunders radium stores. Dr Royston, an expert in atomic research, is brought in to explain and curtail the activities of this alien creature before it causes disaster.

Movie rating: 6.1 / 10 (3277)

Directed by: Joseph Losey - Jimmy Sangster - Leslie Norman

Writer credits: Jimmy Sangster

Cast: Dean Jagger - Edward Chapman - Leo McKern - Anthony Newley - Jameson Clark

AKA: XX unbekannt, To teras apo ta vathi tis Gis

Upload subtitles