Trailer
Cast
Patrick Jordan
Photo Lab Aide
Max Faulkner
PLA Radio Operator (uncredited)
André Maranne
French Radio Officer (uncredited)
Guy Standeven
Naval Officer in Situation Room (uncredited)
André Morell
Prof. James Bickford
Alastair Hunter
Dr. C. A. Morris, the village doctor
Jack MacGowran
Dr. Sampson, the paleontologist
Henri Vidon
Tom Trevethan
John Turner
John
Lloyd Lamble
Senior Admiral, at the Admiralty
Maurice Kaufmann
Mini Submarine Officer
Leonard Sachs
Dialogue Scientist at Conference (bit)
Gene Evans
Steve Karnes
Leigh Madison
Jean Trevethan
Neil Hallett
Dr. Sampson's Helicopter Pilot (uncredited)
Derren Nesbitt
The Radar Operator, at the radar room (uncredited)