Anthony Newley, Dean Jagger, Edward Chapman, Ian MacNaughton, Jameson Clark ...( see more  see more... ) , Leo McKern , Marianne Brauns , Michael Ripper , Peter Hammond , William Lucas

A squad of British commandos returns from a covert mission suffering from mysterious symptoms and horrific burns. Dr. Adam Royston (Dean Jagger), an atomic scientist, suspects lethal radiation and tra...( read more  read more... )cks down the source of this menace to a desolate area of Scotland. It's there that the threat morphs into a giant radioactive blob of mud that arises from the depths of the Earth to consume everything in its path.

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50 ratings

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Directed by: Leslie Norman

Release Date: November 5, 1956

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DVD Release Date: July 27, 2004

Stats: 11 reviews

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