Cast

Gene Evans

Steve Karnes

André Morell

Prof. James Bickford

Leigh Madison

Jean Trevethan

John Turner

John

Alastair Hunter

Dr. C. A. Morris, the village doctor

Lloyd Lamble

Senior Admiral, at the Admiralty

Jack MacGowran

Dr. Sampson, the paleontologist

Maurice Kaufmann

Mini Submarine Officer

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Henri Vidon

Tom Trevethan

Patrick Jordan

Photo Lab Aide

Crew

Douglas Hickox

Director (Directing)

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Robert Abel

Story (Writing)

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Alan J. Adler

Story (Writing)

Eugène Lourié

Director (Directing)

Eugène Lourié

Screenplay (Writing)

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Daniel James

Screenplay (Writing)

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Harry White

Art Direction (Art)

Eugène Lourié

Production Design (Art)

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Edwin Astley

Original Music Composer (Sound)

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David Diamond

Producer (Production)