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

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George Boemler

Editor (Editing)

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Bert Shefter

Original Music Composer (Sound)

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Winton C. Hoch

Director of Photography (Camera)

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Paul Zastupnevich

Costume Design (Costume & Make-Up)

Irwin Allen

Director (Directing)

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Walter M. Scott

Set Decoration (Art)

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Herman A. Blumenthal

Art Direction (Art)

Charles Bennett

Screenplay (Writing)

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Jack Martin Smith

Art Direction (Art)

Irwin Allen

Screenplay (Writing)