1 | Aunt | Felicity | Flavia de Luce's aunt. |
| Dieter | Schrantz | Feely's fiance. |
| Miss | Bodycote | Owner of a female academy. |
| Arthur | Dogger | Flavia de Luce's handyman. |
| Mrs. Agnes | Mullet | A newsagent. |
| Flavia Sabina | de Luce | Protagonist. |
| Canon | Whitbread | The notorious "Poisoning Parson". Deceased. |
| Ophelia | de Luce | Flavia's sister. aka: Feely. |
| Daphne | de Luce | Falvia's sister. aka: Daffy. |
| Denwyn | Richardson | Flavia's father's best friend. Vicar. |
| Mrs. | Bugg | Woman who died in Datura Plant. |
2 | George L. O. | Whitbread | A dead man Flavia found. Canon Whitbread's son. |
3 | Mr. | Clemm | Vicar. |
| Louis | Pasteur | Flavia's favorite chemist. |
| Harriet | de Luce | Flavia's mother. Deceased. |
| Poppy | Mandrill | Orlando's co-actor. |
| Mr. | Collicutt | Feely's organ teacher. |
| Inspector | Hewitt | Police inspector in Hinley Constabulary. Flavia's friend. |
| Constable | Otter | Police. |
4 | Detective | Branch | Detective on Orlando's murder case. |
| Raskolnikov | | Man that killed 2 women with an axe. |
| Hob | Nightingale | Hob's father. The undertaker. |
5 | Howland | | Worker in Wanless & Sons dispensing chemists. |
| Mr. | Arkwright | Deceased. |
| Mrs. | Perry | Hob's neighbor. |
| Mrs. | Belaney | Mrs. Perry's friend. |
7 | Mrs. | Palmer | The landlord's wife. |
8 | Tarquin | | Flavia's uncle. |
| Jack | Robinson | Flavia's racehorse. |
9 | George | Sitwell | Man who painted his cow blue and white. |
| Cladius | | Hamlet's wicked uncle. |
| Hamlet | | A character in Shakespeare's book. |
10 | Clement | Atlee | The former Prime Minister. |
| Arven | Palmer | Mrs. Palmer's wife. The Oak and the Pheasant's landlord. |
11 | Carl | Pendracka | A man where Daffy learned pig Latin. |
| James Elroy | Flecker | Poet who died during the Great War. |
| Alf | | Newsagent. |
| John George | Haigh | A man who dissolved many people in sulfuric acid. |
12 | Mr. | Shadrach | Owner of a circus. |
| Nigel | | Terence's friend. |
| Terence | | A man with the polka dot handkerchief. |
| Cornell | | Terence's friend. |
| Mrs. | Dandyman | Artist. Paints creepy paintings. |
| Mary Margaret | Tackaberry | Captain of the Crafts League. |
13 | Grace | Willoughby | Canon's victim. |
| Grace | Harcourt | Canon's victim. |
| Annie | Cray | Canon's victim. |
| Inspector | Bucket | Flavia's old acquaintance. |
15 | Claire | Tetlock | Dogger's old friend. |
16 | Millie | Plumb | Works part time at the Wanless Chemists. |
| Ernest | Dolly | Owner of the private hospital wher Orlando was confined. |
17 | Dr. | Glandley | The vicar's warden. |
| Lettice | Farnsworth | Woman in the sacrament administered by Canon. |
| Hugo | Farnsworth | Lettice's husband. |
18 | William | Conker | Tour operator who brought the de Luces to England. |