| 1 | Noah | Alderman | A pediatric allergist. |
| | Maggie | Ippoliti | Noah's wife. Aka: Mag. |
| | Caleb | | Noah's son. |
| | | Gardner | A judge. |
| | Thomas | Owusu | Noah's lawyer. |
| | Anna | Desroches | Maggie's daughter. |
| 2 | Florian | | Maggie's ex-husband. Anna's father. |
| 3 | Linda | Swain-Pettit | Assistant District Attorney. |
| 4 | Ralph | | A cat. |
| | Kathy | Gallagher | Maggie's bestfriend. A teacher. |
| | Karen | | Caleb's late mother. |
| 6 | Ted | | Kathy's ex-husband. |
| 7 | Nathalie | | Florian's wife. |
| | Michel | | Nathalie's son. |
| | Paul | | Michel's brother. |
| 9 | Richard | Weisburg | A professor of Constitutional Law. |
| 10 | Ellen | Salvich | A therapist. |
| | James R. | Huntley | Anna's lawyer. |
| 13 | Jonah | Alderman | Noah's father. |
| 14 | Dave | Cumming | An investment manager. |
| 16 | Cecilia Theresa | Macari Ippoliti | Maggie's mother. |
| 18 | Lidia | Bastianich | An American celebrity. |
| 20 | Mike | | Noah and Maggie's lawyer. |
| 22 | Jamie | Covington | Anna's friend. Aka: Visigoth. |
| 24 | Josh | | Kathy's son. |
| 28 | Judy | | A staff member. |
| | Britany | Holt | A Guidance Counselor. |
| 29 | | Carter | A lawyer. |
| | Jane | Hamilton | A Protection From Abuse counsel. |
| 30 | Simon | | A car dealer. |
| 33 | Samantha | Silas | Anna's friend. |
| | Mike | Wilson | Noah's patient. |
| | Dina | | Mike Wilson's mother. |
| | Steve | Wilson | Dina's husband. |
| 36 | | Fine | A doctor. |
| 38 | Patti | Tenderly | A waitress. Aka: PG. |
| | Konstantine | Rogolyi | PG's friend. Aka: Connie. |
| 43 | Adam | Walsh | American boy abducted from a Sears department store. |
| 50 | Anthony | Fauci | American immunologist. Made contributions to HIV/AIDS. |
| | Jordan | Nowicki | Noah's ex- girlfriend. |
| 51 | Lydia | Kapoor | An Assistant Coroner for Montgomery County. |
| 54 | Michelle | | An AstraZeneca's representative. |
| | Chase | | Michelle's co-worker. |
| 55 | Patricia | Evans | Criminalist in
forensic services in Montgomery County. |
| 57 | Andrew J. | Hickok | A detective. |
| | Scott | Ropsare | Noah's landlord. |
| 59 | David | Simon | A patrolman. |
| | | Pettigrew | A police officer. |
| 62 | Steve | Gallagher | Kathy's husband. |
| | Chris | Silas | Samantha Silas's mother. |
| 63 | | Evesham | A correction officer. |
| 64 | Morris | Whitaker | Head of Congreve Academy. |
| | Jack | Amundsen | Assistant Head of Congreve Academy. |
| 65 | Mike | Smith | An inmate. Aka: Peach. |
| 66 | Neil | Seligman | A criminal lawyer. |
| | Jane | Doe | Young woman discovered murdered in Woodlawn, Baltimore. |
| | Susan | Smith | An American convict sentenced to life in prison for filicide. |
| | | | Filicide - a person who kills their son or daughter. |
| 68 | | Vogel | A police officer. |
| | Roger | Baxter | General Counsel and Board member at Congreve Academy. |
| 69 | Jeremy | Black | An inmate who had been killed. |
| | John | Drover | An inmate. |
| 70 | Madison | Leone | A new student at Congreve Academy. |
| | Kurt | | A housemaster. |
| | Sofia | | A student who lived next door to Anna. |
| | Genevieve | | A senior student at Congreve Academy. |
| 72 | Mercer | Cooperman | One of the editors on The Zephyr. |
| | Tony | Delgado | A special agent. |
| 74 | Bob | | A waiter. |
| | Elma | | Patti's grandmother. |
| | Sammy | | A clerk. |
| 75 | | Bocanegra | A correction officer. |
| | | McLaughlin | A Deputy Warden. |
| | | Kelly | A correction officer. |
| | Bill | DeMaria | A Deputy Superintendent. |
| 77 | | Stanislavsky | A correction officer. |
| 78 | Roy | Watson | Patti's half-brother. |
| 79 | | Lundy | A correction officer. |
| | | Pinnelle | A correction. |
| 83 | | Jimenez | A correction officer. |
