| Tony |
Altemonte | Aka: Big Tony; tech guy, Jack's contact. |
| Agent |
Bennett | FBI special agent. |
| Deputy |
Benson | 911 first responder. |
| Glen |
Burnie | The man Consuela was supposed to meet. |
| Lyssa |
Chandler | Darby's friend. |
| Joe |
Ciminelli | Police sergeant. |
| Dr. |
Fisher | Psychologist. |
| David |
Greer | Criminal defense attorney Sean hired for Darby. |
| Sean |
Grisom | Darby's husband. |
| Mia Grace |
Grisom | Darby and Sean's daughter. |
| Will |
Hayes | Sean's father. |
| Grace |
Hayes | Darby's mother. |
| Darby |
Hayes-Grisom | Veterinarian; protagonist. |
| Ali |
Hoines | Roxanne's first reference. |
| Karen |
Jennings | Baby store manager. |
| Matt |
Johnson | Assistant State's Attorney. |
| Meghan |
Jones | Roxanne's close friend. |
| Jack |
Kavanaugh | Darby's family lawyer. |
| Michael |
Kavanaugh | Jack's brother; convicted for killing his father. |
| Declan |
Kavanaugh | Jack's brother. |
| Roxanne |
Kolkna | Sean's assistant and mistress. |
| Mrs. |
Littleton | Molly's owner. |
| Matthew |
McConaughey | American actor. |
| Dr. |
Moser | Dr. Price's partner. |
| Fran |
Pointer | OB-GYN. |
| Meredith |
Price | Darby's OB-GYN. |
| Dr. |
Radcliff | Prison doctor. |
| Dr. |
Rawlings | Assigned psychiatrist on Darby's trial. |
| Deputy |
Renna | One of the deputies. |
| Peggy |
Tillman | One of Darby's staff members. |
| Mr. |
Wiggles | Lyssa's cat. |
| Pete |
| EMT who accompanied Darby. |
| Molly |
| Darby's patient. |
| Lange |
| Detective in charge. |
| Garcia |
| Prison nurse. |
| Carl |
| Peggy's friend. |
| Dog |
| Jack's dog. |
| Consuela |
| Darby's cleaning lady. |
| Maria |
| Consuela's daughter; Darby's cleaning lady. |
