| Mrs. | Anderson | Cheryl's school principal. |
| Sonya | Bailey | Willa's classmate and friend. |
| Peter | Brendan | Willa's 2nd husband. |
| Dr. | Brogan | Willa's boss. |
| Mr. | Budd | Sonya and Willa's music teacher. |
| Cheryl | Carlyle | Denise's daughter. |
| Denise | Carlyle | A single other who got shot. Sean's ex-lover. |
| Miss | Carroll | The woman who taught Willa how to play a clarinet. |
| Natalie | Dean | Willa's school bus seatmate. |
| Tommy | Denton | Elaine's friend. |
| Carl | Dexter | The car driver who accidentally crashed into Derek's car. |
| Alice | Drake | Willa's mother. |
| Elaine | Drake | Willa's sister. |
| Melvin | Drake | Willa's father. |
| Willa | Drake | Sonya's classmate and friend. Protagonist. |
| Fran | Dumont | Patty and Laurie's mother. |
| Laurie | Dumont | Patty's sitter. |
| Patty | Dumont | One of Cheryl's neighbors. |
| Erland | Erikson | One of Cheryl's neighbors. |
| Ben | Gold | One of Cheryl's neighbors. A doctor. |
| Sir | Joe | Callie's next-door neighbor. Erland's half brother. |
| Doug | Law | An algebra teacher. |
| Derek | MacIntyre | The senior class President. Willa's husband. |
| Ian | MacIntyre | Willa and Derek's son. |
| Sean | MacIntyre | Willa and Derek's son. |
| Lucinda | Minton | One of Cheryl's neighbors. |
| Marie | Minton | Lucinda's daughter. |
| Callie | Montgomery | Denise's neighbor. |
| Mr. | Percival | A funeral director. |
| Mrs. | Porter | A grade 6 teacher. |
| Eula | Pratt | One of Willa's schoolmates. |
| Mr. | Surrey | An auto-part owner. |
| Billy | Turnstile | Willa's neighbor. |
| Bailey | | Sonya's grandmother. |
| Barry | | Denise's gay neighbor. |
| Dave | | A private detective. |
| Elissa | | Sean's current girlfriend. Elissa's husband. |
| Ginny | | Cheryl's schoolmate. |
| Hal | | Cheryl's neighbor. Elissa's husband. |
| Rachel | | Alice's aunt. |
| Richard | | Barry's gay partner. |
| Rona | | A travel agent. |
| Sands | | The reverend. |
