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Diana Lynn as Marie-Louise Voyson |
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Paul Lukas as Charles Lagarde |
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Mary Astor as Isabelle Lagarde |
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Patric Knowles as Philippe Voyson |
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James Dean as Fernand Lagarde |
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Nehemiah Persoff as D'Arnault-Olivier |
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Jerry Morris as Michel |
| Writing | Arthur Arent | Adaptation |
| Writing | Henri Bernstein | Theatre Play |
| Production | John Haggott | Associate Producer |
| Production | Theresa Helburn | Producer |
| Sound | Bernard Green | Music |
| Art | James McNaughton | Art Direction |
| Costume & Make-Up | Gene Coffin | Costume Design |
| Art | Richard Y. Haman | Art Designer |
| Sound | William Blumel | Sound |
| Lighting | Imero Fiorentino | Lighting Technician |
| Directing | Vincent J. Donehue | Director |
