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Richard Basehart as Lionel Amblin |
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Anne Bancroft as Isobel Waring |
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Sebastian Cabot as Blaize |
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Torin Thatcher as Inspector Galloway |
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Lester Mathews as Colonel McKinley |
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Barbara Morrison as Mrs. Trabert |
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Ben Wright as Harold Bond |
| Directing | John Brahm | Director |
| Writing | Marc Brandel | Writer |
| Writing | John Creasey | Writer |
