| Nicholas | Anthony | The detective. |
| Julian | Baker | The bartender that Finlay met. |
| Mrs. | Barr | Finlay's publisher. |
| Andrei | Borovkov | The murder suspect OCN failed to convict. |
| Irina | Borovkov | Andrei's wife. Patricia's friend. |
| Delia Marie | Donovan | Finlay's daughter. |
| Finlay | Donovan | Narrator and Protagonist. |
| Steven | Donovan | Finlay's ex-husband. |
| Zachart | Donovan | Finlay's son. |
| Mrs. | Haggerty | Finlay's neighbor. |
| Theresa | Hall | Steven's new fiancé. |
| Harris | Mickler | Patricia's husband. |
| Patricia | Mickler | Harris's wife. |
| Daniel | Reynolds | Aimee's husband. |
| Veronica | Ruiz | Delia and Zach's baby sitter. |
| Aimee | Shapiro | Theresa's friend. Aka: Aimee R. |
| Feliks | Zhirov | Andrei's boss. A Russian mob. |
| Aaron | | A dog volunteer. |
| Amy | | Theresa's sorority sister. |
| Bree | | Mr. Donovan's secretary. |
| Christopher | | Delia's fish. |
| Florence | | Finlay's great-aunt. |
| Georgia | | Delia and Zach's aunt. Finlay's sister. |
| Mindy | | The restaurant manager. |
| Molly | | The dog's littermate. |
| Peter | | A police tech officer. |
| Pirate | | Patricia's dog. |
| Ramon | | Vero's cousin. |
| Roddy | | A police officer. |
| Sam | | A rescue dog. |
| Sylvia | | Finlay's agent. |
| Toby | | Delia's friend. |
