William Hopper
Colonel Robert Calder
Cast (18)
Joan Taylor
Marisa Leonardo
Frank Puglia
Dr. Leonardo
John Zaremba
Dr. Judson
Thomas Browne Henry
Maj. Gen. A.D. McIntosh
Tito Vuolo
Commissario Unte
Jan Arvan
Signore Contino - Government Official
Arthur Space
Dr. Sharman
Bart Braverman
Pepe
Don Orlando
Fisherman Mondello (uncredited)
George Khoury
Fisherman Verrico (uncredited)
Darlene Fields
Reporter Reynolds (uncredited)
George Pelling
Reporter Maples (uncredited)
James Dime
Felix Roi, a French reporter (uncredited)
Sid Cassel
Farmer (uncredited)
Ray Harryhausen
Man Feeding Elephant (uncredited)
Noel Drayton
1st Reuters News Correspondent (uncredited)
Rollin Moriyama
Dr. Koruku - Japanese Scientist
Crew (13)
Nathan H. Juran
Director
Charles H. Schneer
Producer
Robert Creighton Williams
Screenplay
Christopher Knopf
Screenplay
Mischa Bakaleinikoff
Original Music Composer
Ray Harryhausen
Visual Effects
Lawrence W. Butler
Special Effects
Irving Lippman
Director of Photography
Carlo Ventimiglia
Director of Photography
Edwin H. Bryant
Editor
Cary Odell
Art Direction
Robert Priestley
Set Decoration
Charlotte Knight
Story