Science Fiction, Horror
Marine atomic tests cause changes in the ocean's ecosystem resulting in dangerous blobs of radiation and the resurrection of a dormant dinosaur which threatens London.
Cast
Gene EvansSteve Karnes
André MorellProf. James Bickford
Leigh MadisonJean Trevethan
John TurnerJohn
Alastair HunterDr. C. A. Morris, the village doctor
Lloyd LambleSenior Admiral, at the Admiralty
Jack MacGowranDr. Sampson, the paleontologist
Maurice KaufmannMini Submarine Officer
Henri VidonTom Trevethan
Patrick JordanPhoto Lab AideHHoward LangNaval Commader, at the "Valkyrie" wreck (uncredited)
Leonard SachsDialogue Scientist at Conference (bit)EErnest BlythScientist at Conference (uncredited)
NNeal ArdenTV Newscaster (uncredited)
PPaul BeradiMan Listening to Car Radio (uncredited)
