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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Herman A. Blumenthal

Art Direction (Art)

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Paul Sawtell

Original Music Composer (Sound)

Irwin Allen

Producer (Production)

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John Sturtevant

Set Decoration (Art)

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Paul Zastupnevich

Costume Design (Costume & Make-Up)

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Walter M. Scott

Set Decoration (Art)

Irwin Allen

Screenplay (Writing)

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George Boemler

Editor (Editing)

Charles Bennett

Screenplay (Writing)

Irwin Allen

Director (Directing)