| Addie | Allen | Becky's sister. |
| Beck | Allen | Josie's best friend. Missing. |
| Kevin | Allen | Margo's husband. Becky's father. |
| Margo | Allen | Becky's mother. |
| Janice | Butler | Butler's wife. |
| John | Butler | The sheriff. |
| Brett | Cutter | Brock's cousin. |
| Brock | Cutter | Ethan's friend. |
| Deb | Cutter | Randy's wife. Brock's mother. |
| Randy | Cutter | Brock's father. |
| Ethan | Doyle | Josie's brother. Missing. |
| Josie | Doyle | Protagonist. |
| Lynne | Doyle | Josie's mother. Deceased. |
| William | Doyle | Josie's father. Deceased. |
| Caroline | Ellis | Josie's maternal grandmother. |
| Matthew | Ellis | Josie's maternal grandfather. |
| Jackson | Henley | June's son. |
| June | Henley | The Allen's neighbor. |
| Wylie | Lark | A true crime author. |
| Sylvia | Lee | A search and rescue volunteer. |
| Phillip | Leob | The Nebraska state trooper. |
| Dr. | Lopez | Josie's daughter. |
| Bonnie | Mitchell | Margo's friend. |
| Abby | Morris | The witness. |
| Jay | Morris | Abby's husband. |
| John | Randolph | Camila's partner. |
| Levi | Robbins | The Sheriff's deputy. |
| Camila | Santos | The agent. |
| Leonard | Shaffer | The store owner. |
| Lowell | Steubens | The paramedic. |
| Kara | Turner | Ethan's ex-girlfriend. |
| Kurt | Turner | The father of the girl that Ethan is
allegedly stalking. |
| Dahl | | A police officer. |
| Erin | | Lowell's partner. |
| Foster | | A deputy who background checked the Allens. |
| Frazier | | Levi's colleague. |
| Josie(2) | | Becky's daughter. |
| Jupiter | | Sylvia's dog. |
| Pepper | | Abby's black lab. |
| Robert | | Becky's unborn son. |
| Roscoe | | Josie's dog. |
| Seth | | Wylie's son. |
| Stephen | | Beck's unborn son. |
| Tas | | Wylie's dog. |
| Tommy | | Margo's acquaintance. |
