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.
Steve Karnes
Prof. James Bickford
Jean Trevethan
John
Dr. C. A. Morris, the village doctor
Senior Admiral, at the Admiralty
Dr. Sampson, the paleontologist
Mini Submarine Officer
Photo Lab Aide
Naval Commader, at the "Valkyrie" wreck (uncredited)
Dialogue Scientist at Conference (bit)
PLA Radio Operator (uncredited)
Dr. Sampson's Helicopter Pilot (uncredited)
French Radio Officer (uncredited)
The Radar Operator, at the radar room (uncredited)
Naval Officer in Situation Room (uncredited)
March 3, 1959
Steve Karnes
Prof. James Bickford
Jean Trevethan
John
Dr. C. A. Morris, the village doctor
Senior Admiral, at the Admiralty
Dr. Sampson, the paleontologist
Mini Submarine Officer
Photo Lab Aide
Naval Commader, at the "Valkyrie" wreck (uncredited)
Dialogue Scientist at Conference (bit)
PLA Radio Operator (uncredited)
Dr. Sampson's Helicopter Pilot (uncredited)
French Radio Officer (uncredited)
The Radar Operator, at the radar room (uncredited)
Naval Officer in Situation Room (uncredited)
