Cast

Jack Warner

Inspector Peterson

Nadia Gray

Kara Niemann

John McCallum

Dr. Nils Ahlen

Anthony Dawson

Sven Nystrom

Mary Laura Wood

Helga Ahlen

Naima Wifstrand

Baroness Erland

Norman MacOwan

McTavis, ferry pilot

Christopher Lee

Det. Holt

Alfred Maurstad

Trerik

Martin Boddey

Chief of the Lost Valley

Crew

Terence Young

Director (Directing)

Terence Young

Writer (Writing)

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Nat A. Bronstein

Producer (Production)

Nino Rota

Original Music Composer (Sound)

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Harry Waxman

Director of Photography (Camera)

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Nat A. Bronstein

Original Story (Writing)

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Paul Tabori

Original Story (Writing)

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Lito Carruthers

Editor (Editing)

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J. Elder Wills

Art Direction (Art)

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George Blackler

Makeup Artist (Costume & Make-Up)