Science Fiction /

Score: 58%( 53 votes )

Overview: 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 Evans
Steve Karnes

André Morell
Prof. James Bickford

Leigh Madison
Jean Trevethan

John Turner
John

Alastair Hunter
Dr. C. A. Morris, the village doctor

Lloyd Lamble
Senior Admiral, at the Admiralty

Jack MacGowran
Dr. Sampson, the paleontologist

Maurice Kaufmann
Mini Submarine Officer

Henri Vidon
Tom Trevethan

Patrick Jordan
Photo Lab Aide

Howard Lang
Naval Commader, at the "Valkyrie" wreck (uncredited)

Leonard Sachs
Dialogue Scientist at Conference (bit)

Ernest Blyth
Scientist at Conference (uncredited)

Neal Arden
TV Newscaster (uncredited)

Paul Beradi
Man Listening to Car Radio (uncredited)

Max Faulkner
PLA Radio Operator (uncredited)

Neil Hallett
Dr. Sampson's Helicopter Pilot (uncredited)

André Maranne
French Radio Officer (uncredited)

Derren Nesbitt
The Radar Operator, at the radar room (uncredited)

Guy Standeven
Naval Officer in Situation Room (uncredited)