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