Cast
Walter Pidgeon
Admiral Harriman Nelson
Robert Sterling
Captain Lee Crane
Barbara Eden
Lieutenant Cathy Conners
Peter Lorre
Comm. Lucius Emery
Joan Fontaine
Dr. Susan Hiller
Michael Ansara
Dr. Miguel Alvares
Frankie Avalon
Lieutenant Chip Romano
Regis Toomey
Dr. Jamieson
John Litel
Vice Admiral B.J. Crawford
Howard McNear
Congressman Llewellyn Parker
Crew
George Boemler
Editor
Bert Shefter
Original Music Composer
Winton C. Hoch
Director of Photography
Paul Zastupnevich
Costume Design
Irwin Allen
Director
Walter M. Scott
Set Decoration
Herman A. Blumenthal
Art Direction
Charles Bennett
Screenplay
Jack Martin Smith
Art Direction
Irwin Allen
Screenplay
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