| | | | Part 1 |
| | Kathy | H. | The long-time carer. Protagonist. |
| | Ruth | | The donor that Kathy H chose. Kathy's childhood friend. |
| | Tommy | | Kathy's childhood friend. |
| | Jenny | B. | One of Kathy's classmates. |
| | Laura | | One of Kathy's friends. |
| | Hannah | | One of Kathy's classmates. |
| | Graham | | One of Kathy's classmates. |
| | Miss | Jody | One of the teachers. |
| 2 | Trisha | | The nurse. Aka: Crow Face. |
| | Mr. | Christopher | One of the guardians. |
| | Reggie | D. | One of the students. |
| | Christy | | The girl who's good in Poetry. |
| | Peter | B. | One of the students. |
| | Miss | Geraldine | The art teacher. Kathy's favorite teacher. |
| | Miss | Emily | The head guardian. |
| | Mr. | Robert | One of the guardians. |
| | Arthur | H. | One of Tommy's enemies. |
| | Alexander | J. | One of Tommy's friends. |
| | Peter | N. | One of Tommy's friends. |
| | Miss | Lucy | The most sporting of the guardians at Hailsham. Aka: Lucy Wainright. |
| | Matilda | | Kathy's friend. |
| 3 | Amanda | C. | Kathy's former classmate. |
| | Mr. | Roger | Kathy's teacher. |
| | Madame | | A Hailsham benefactor. Aka: Marie-Claude. |
| | Mr. | Frank | The spelling teacher. |
| 4 | Roy | | One of the students. |
| | Sylvie | C. | The student who gets caught by Miss Emily. |
| | Thunder | | Ruth's horse. |
| | Bramble | | One of Ruth's horses. |
| 5 | Miss | Eileen | The guardian that Kathy disliked. |
| | Marge | K. | The student that Kathy punished. |
| | Mr. | George | The poetry teacher. |
| | Moira | B. | Kathy's dorm mate. |
| | Christopher | C. | One of the monitors. |
| 6 | Midge | | Ruth's classmate. |
| 7 | Peter | J. | One of Miss Lucy's students. |
| | Gary | B. | The student who has an unbelievable appetite. |
| 8 | Patricia | C. | Kathy's schoolmate. |
| | Jenny | C. | Rob D's girlfriend. |
| | Rob | D. | Jenny C's boyfriend. |
| | Mr. | Jack | The teacher who caught Jenny and Rob having sex. |
| | Annette | B. | One of the students. |
| | Mr. | Christopher | The guardian that Annette likes. |
| | Sharon | D. | Harry's ex-girlfriend. |
| 9 | Cynthia | E. | Kathy's art classmate. |
| | | | Part 2 |
| 10 | Keffers | | The caretaker of the Cottage. |
| | Chrissie | | A veteran who lives in the cottage. |
| | Rodney | | Chrissie's boyfriend. A veteran. Aka: Rod. |
| 11 | | | Dave's Stump - The tree stump outside the black barn. |
| | Steve | | The boy in the cottage who has a porn collection. |
| | Charley | | A student who lives in the cottage. |
| 12 | James | Joyce | An Irish novelist. |
| | Ruth's possible | | Ruth's alleged clone. The woman who works at an open-plan office in Norfolk. |
| 13 | Fiona | | One of the veterans. |
| | Martin | | A carer in Norfolk. Chrissie and Rodney's friend. |
| 15 | Judy | Bridgewater | A musical artist. |
| | Hughie | | The student with whom Kathy has a one-night stand. |
| 16 | Gordon | C. | The student of Hailsham who lives at the Cottage. |
| | Lenny | | Kathy's ex-boyfriend. |
| | | | Part 3 |
| 21 | George | | The big Nigerian man. |
| | James | Morningdale | The scientist. |
| 23 | Sussana | C. | The sales monitoring agent. |
