| Mr. | Arsenikos | Wavy's neighbor. |
| Adina | Barfoot | Kellen's mother. |
| Jesse Joe | Barfoot Jr. | Man who works with Liam. Wavy's boyfriend. Aka: Kellen, The Giant. |
| Mrs. | Berry | Wavy's teacher. |
| Roger | Betsworth | Cutcheon's worker. |
| Lyle | Broadus | Kellen's lawyer. |
| Patty | Bruce | Val's night nurse. |
| Mr. | Bunder | The P.E. teacher. |
| Dust | Bunny | Wavy's baby doll. |
| Jill | Carmody | Renee's bestfriend. |
| Dan | Cutcheon | Kellen's mechanic business partner. Aka: Old man Cutcheon. |
| Paola | Cutcheon | Cutcheon's wife. |
| Mr. | Dale | Renee's father. |
| Mrs. | Dale | Renee's mother. |
| Renee | Dale | Wavy's roommate. |
| Lisa | DeGrassi | Wavy's 3rd grade teacher. |
| Jimmy | Didier | A boy who likes Wavy. Wavy's classmate. |
| Sue | Enaldo | The social worker who brings Wavy to Brenda. |
| Snake | Girl | Liam's friend. |
| Miss | Humphries | Owner of the store where Kellen bought Wavy's engagement ring. |
| C.J | Maber | The judge in Wavy's case. |
| Helen | Morrison | Wavy's grandmother. Brenda's mother. |
| Irv | Morrison | Helen's husband. Brenda's father. |
| Amy | Newling | Wavy's cousin. |
| Bill | Newling | Brenda's husband. Wavy's uncle. |
| Brenda | Newling | Wavy's aunt. Amy's mother. |
| Jane | Newling | Amy's grandmother. Bill's mother. |
| Leslie | Newling | Amy's sister. |
| Mrs. | NiBlack | Amy's neighbor. |
| Mrs. | Norton | The long-time teacher at Wavy's school. |
| Mr. | Osher | The lawyer who oversaw Wavy's trust fund. |
| Caroline | Peters | Wavy's classmate. |
| Donal | Quinn | Wavy's little brother. |
| Liam | Quinn | Amy's uncle. Wavy's father. |
| Sean | Quinn | Wavy's uncle. Liam's brother. |
| Valerie | Quinn | Amy's aunt. Wavy's mother. Aka: Val. |
| Wavonna | Quinn | Protagonist. Aka: Wavy, Vonnie. |
| Barfoot | Senior | Kellen's father. |
| Brice | Standish | Leslie's husband. |
| James | Teeter | Wavy's lawyer. |
| Leon | Vogel | The police officer who arrested Kellen. |
| Alicia | | Kellen's former lover. |
| Angela | | Jana's sister. |
| Beth | | Kellen's new friend. |
| Billy | | A drag racer. |
| Butch | | Liam's friend. Liam's drug business partner. |
| Cardoza | | The federal agent. |
| Casey | | Val's day nurse. |
| Charlotte | | The youth pastor. |
| Clifford | | A cashier at Miss Humphries's jewelry store. |
| Darrin | | The custodian at the hospital. Wavy's friend. |
| Dee | | Val's bestfriend. Liam's mistress. |
| Delbert | | A policeman. |
| Glen | | The bar owner. |
| Grant | | The sheriff who interrogates Kellen. |
| Haskins | | A policeman. |
| Jana | | Leslie's friend. |
| Joshua | | Renee's classmate. |
| Lance | | Dee's boyfriend. |
| Marcus | | A boy who had a crush on Amy. |
| Marilyn | | A saleslady at a bike shop. |
| Marjory | | Patty and Casey's supervisor. |
| Megan | | The social worker who checks on Wavy. |
| Neil | | Kellen's friend. |
| Ricki | | Liam's mistress. |
| Sandy | | One of Liam's mistresses. |
| Scott | | Butch's friend. |
| Stacy | | One of the 3rd grade teachers. |
| Terry | | Liam's friend. |
| Trisha | | Amy's girlfriend. |
| Vic | | Liam's worker. |
| Yvonne | | Neil's girlfriend. |
