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Peter Ustinov as Hercuele Poirot |
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Maggie Smith as Self / Daphne Castle |
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Diana Rigg as Self / Arlena Stuart Marshall |
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Nicholas Clay as Self / Patrick Redfern |
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James Mason as Self / Odell Gardener |
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Roddy McDowall as Self / Rex Brewster |
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Jane Birkin as Self / Christine Redfern |
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Sylvia Miles as Self / Myra Gardener |
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Denis Quilley as Self / Cap. Kenneth Marshall |
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Colin Blakely as Sir Horace Blatt |
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Guy Hamilton as Self |
 |
Emily Hone as Self / Linda Marshall |
| Crew | Christopher Challis | Cinematography |
| Production | John Brabourne | Producer |
