| Angela | Armstrong | The wildlife specialist. Aka: Angie. |
| Dustin | Armstrong | Joel's father. Angie's former husband. |
| Joel | Armstrong | Dustin's son. Angie's step-son. |
| Diego | Beltran | A migrant. The alleged suspect. |
| Germaine | Bracco | Keever's brother. |
| Dorothea Mars | Bristol | Kiki and Fay's colleague. |
| Mr. | Broccoli | Diego's companion. |
| Uric | Burns | The lead burglar. |
| Stanleigh | Cobo | A bachelor brother of Deidre. |
| Chance | Cornbright | Kiki's son. |
| Chase | Cornbright | Kiki's son. |
| Huff | Cornbright | Kiki's first husband. |
| Jerry | Crossby | The chief of police. |
| Kelly Bean | Drummond | Kiki and Fay's colleague. |
| Jonathan | Fleck | Angie's client. |
| Yirma Skyy | Frick | Kiki and Fay's colleague. |
| Ajax | Huppler | A mechanic. Missing. Aka: Hammerhead. |
| Keith | Josephson | Mockingbird's security. Aka: Ahmet Youssef. |
| The | Knob | One of the President's workers. |
| Deirdre Como | Lancome | Kiki and Fay's colleague. |
| Tuck | Nutter | A thief. The man who received an offer to kill Diego. |
| Prince | Paladin | Uric's helper. Aka: Keever Bracco. |
| Dallas Austin | Pew | Kiki's grandfather. |
| Kiki | Pew-Fitzsimmons | Missing. Aka: Katherine Sparkling Pew. |
| Filomena | Ricci | The owner of the stolen car. |
| Fay Alex | Riptoad | The co-founder of Riptoad's Compost and Iron. Kiki's friend. |
| Jennifer | Rose | The female agent. |
| Paul | Ryskamp | The U.S. secret agent. |
| Johnny | Sanford | The co-owner of Safe N Sound. |
| Suzi | Spooner | The alleged President's girl. An adult entertainer. Aka: Suzanne Brownstein. |
| Tripp | Teabull | The chief caretaker at Lipid House. |
| Jim | Tile | Clint's friend. A road trooper. |
| Clinton | Tyree | Jim's friend. The missing governor. Aka: Skink. |
| Barnette | Wittiefield | Dee's brother. |
| Dee | Wyndham-Wittiefield | Kiki and Fay's colleague. |
| Alexandra | | Dustin's girlfriend. |
| Baez | | Judith's supervisor. |
| Beak | | The airboat driver. |
| Christian | | Spalding's co-worker. |
| Ellie | | Fay's friend who has dementia. |
| Esteban | | Jesus's young brother. |
| Farrah | | The dancer. |
| Giardia | | The owner of Misshapen Critin. A pawnbroker. |
| Gloria | | Jesus's wife. |
| Guppo | | The driver. |
| Hoosker | | The crew in Lipid House. |
| Inga | | Uric's mother. |
| Jesus | | A member of Mauricio's crew. |
| Judith | | The woman at the tipster hotline. |
| Karma | | A performer. |
| Krista | | Joel's girlfriend. |
| Levonte | | The factory manager. |
| Martin | | The hairdresser. |
| Mastodon | | The President's code name. |
| Mauricio | | The supervisor of Lipid House. |
| Mazelli | | The owner of the warehouse park. |
| Megan | | Stanleigh's date. A spy. |
| Mockingbird | | The First Lady. |
| Philippe | | The server. |
| Robenson | | The last person who interacted with Kiki Pew. A bartender. |
| Spalding | | The assistant manager at Nikko's. |
| Strathman | | The first lady's lead agent. |
| William | | Fay Alex's agent. |
