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Thayer David as Nero Wolfe |
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Tom Mason as Archie Goodwin |
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Anne Baxter as Mrs. Rachael Bruner |
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Brooke Adams as Sarah Dacos |
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Biff McGuire as Insp. Cramer |
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Sarah Cunningham as Mrs. Althaus |
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John Randolph as Lon Cohen |
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John O'Leary as Theodore Horstmann |
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David Hurst as Fritz Benner |
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Lewis Charles as Saul Panzer |
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Frank Campanella as Fred Durkin |
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John Gerstad as Dr. Vollmer |
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John Hoyt as Hewitt |
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Ivor Francis as Evers |
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Allen Case as FBI Chief Rugby |
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Katharine Charles as Marian Hinckley |
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Robert Phalen as Yarmack |
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Sam Weisman as Quayle |
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David Lewis as Mr. Althaus |
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Rod Browning as 2nd FBI Man |
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Joe George as O'Dell |
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Richard Ford Grayling as 1st FBI Man |
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Charles Horvath as Purse Stealer / Wolfe Operative (uncredited) |
| Directing | Frank D. Gilroy | Director |
| Camera | Ric Waite | Director of Photography |
| Sound | Leonard Rosenman | Original Music Composer |
| Production | Emmet G. Lavery Jr. | Executive Producer |
| Writing | Frank D. Gilroy | Writer |
| Writing | Rex Stout | Novel |
| Editing | Harry Keller | Editor |
| Production | Everett Chambers | Producer |
| Production | Leonard S. Smith Jr. | Unit Production Manager |
