Cast

Joan Crawford

Dr. Brockton

Michael Gough

Sam Murdock

Bernard Kay

Inspector Greenham

Kim Braden

Anne Brockton

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David Griffin

Malcolm Travers

John Hamill

Cliff

Thorley Walters

Magistrate

Jack May

Dr. Selbourne

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Geoffrey Case

Bill

Robert Hutton

Dr. Richard Warren

Crew

Freddie Francis

Director (Directing)

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Aben Kandel

Screenplay (Writing)

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Peter Bryan

Original Story (Writing)

John Gilling

Original Story (Writing)

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Herman Cohen

Producer (Production)

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Harry Woolveridge

Associate Producer (Production)

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John Scott

Original Music Composer (Sound)

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Desmond Dickinson

Director of Photography (Camera)

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Oswald Hafenrichter

Editor (Editing)

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Maude Spector

Casting (Production)