X The Unknown
X The Unknown ★½ 1956
Geologist Adam Royston (Jagger) is sent to investigate a radioactive spot where a mysterious and deadly fissure has appeared. Seems a mud something that feeds on radiation bursts out of the Earth's surface every 50 years or so and kills. Now, it's expanding its territory. 78m/B VHS, DVD . Dean Jagger, Leo McKern, Edward Chapman, John Harvey, William Lucas, Anthony Newley; D: Leslie Norman; W: Jimmy Sangster; C: Gerald Gibbs; M: James Bernard.