Cast

Robert Beatty

Dr. Mark Benton

Elizabeth Sellars

Della Freeman

Peter Coke

Det. Insp. George Bellamy

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Hugh Kelly

Dr. Craig

Vida Hope

Jackie Leroy

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Janet Butler

Sister Rogers

Ferdy Mayne

Charles Constance

James Raglan

Supt. Grayson

Hugh Pryse

Mr. Rattray

George Benson

Prescott

Crew

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Martyn C. Webster

Director (Directing)

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A.R. Rawlinson

Screenplay (Writing)

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Francis Durbridge

Original Series Creator (Writing)

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Gerald Gibbs

Director of Photography (Camera)

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John O'Gorman

Makeup Artist (Costume & Make-Up)

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Ernest G. Roy

Producer (Production)

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Wilfred Burns

Music (Sound)

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E.S. Laurie

Production Manager (Production)

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Bernard Robinson

Art Direction (Art)

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Marjorie Owens

Continuity (Directing)