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Trailer
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Main Cast
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Bernard Lee
Chief Inspector Thompson
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Richard Attenborough
The Man Upstairs (Peter Watson)
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Donald Houston
Sanderson
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Dorothy Alison
Mrs. Barnes
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Virginia Maskell
Helen Grey
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Kenneth Griffith
Mr. Pollen
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Patricia Jessel
Mrs. Lawrence
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Alfred Burke
Mr. Barnes
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Charles Houston
Nicholas
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Maureen Connell
Miss Blair
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ID: tt0051894