Cast
George Sanders
Gordon Zellaby
Barbara Shelley
Anthea Zellaby
Martin Stephens
David Zellaby
Michael Gwynn
Alan Bernard
Laurence Naismith
Dr. Willers
Richard Warner
Harrington
Jenny Laird
Mrs. Harrington
Sarah Long
Evelyn Harrington
Thomas Heathcote
James Pawle
Charlotte Mitchell
Janet Pawle
Crew
John Wyndham
Novel
Ron Goodwin
Original Music Composer
Gordon Hales
Editor
Stirling Silliphant
Screenplay
Ronald Kinnoch
Screenplay
Wolf Rilla
Director
Ronald Kinnoch
Producer
Geoffrey Faithfull
Director of Photography
Wolf Rilla
Screenplay
Ivan King
Art Direction
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