| Creighton | Abrams | The U.S. Army General. |
| Mr. | Ames | The night watchman. A former police. |
| Susanna | Ames | Mr. Ames's wife. |
| Susan | Anthony | Jessie's new tennis coach. Aka: Suze. |
| Eric | Barstow | Gym instructor at Jessie's school. Man Miss Flower married. |
| Jamie | Beckett | Blaire's babysitter. |
| MR. | Beckett | Janice's father. |
| Mrs. | Bennie | Darren's acquaitance. The general manager of the Shire Town Inn. |
| Mr. | Bosley | The general manager of Field and Oar. |
| Sergeant | Braga | A police officer in Edgar Town. |
| Miss | Carpenter | Kirby's teacher. |
| Julia | Child | An American chef. |
| Bill | Crimmins | The caretaker of the Foley's house in Nantucket. |
| Lorraine | Crimmins | Pick's mother. Bill's daughter. Aka: Lavender. |
| Pickford | Crimmins | Bill's grandson. A boy Jessie falls in love with. |
| Leonard | Cushion | Professor Emeritus of Microbiology. |
| Nancy | Cushion | Leonard's wife. |
| Dr. Van | De Berg | The Island doctor. |
| Roger | Donelly | Kirby's racist classmate. |
| Bitsy | Dunscombe | Kate's friend. Helen and Heather's mother. |
| Ward | Dunscombe | Bitsy's husband. |
| Mr. | Eltringham | A banker in Philadelphia. |
| Mrs. | Eltringham | Owner of a small antique shop. Mr. Eltringham's wife. |
| Miss | Flowers | The guidance counselor at Jessie's school. |
| Katharine | Foley | Tiger's sister. A Civil Rights acitvist. |
| Wilder | Foley | Kate's first husband. The father of the Foley siblings. |
| Blair | Foley-Whalen | Tiger's sister. |
| Genevieve | Foley-Whalen | Blair and Angus's twin daughter. Kate's grandddaughter. |
| Katharine | Fox-Baskett | Exalta's mother. Kate's grandmother. |
| Anne | Frank | A German Diarist. |
| Margot | Frank | Anne's sister. |
| Otto | Frank | Anne's father. |
| Cassandra | Frazier | Hank's wife. |
| Darren | Frazier | A Harvard student. Rajani's friend. |
| Dr. | Frazier | Darren's mother. A doctor. |
| Hank | Frazier | Judge Frazier's cousin. |
| Judge | Frazier | Darren's father. |
| Major | Freelance | Tiger's superior. |
| Betty | Friedan | An American writer. |
| Joe | Gargan | Kennedy's cousin. |
| Ollie | Hayward | The head of the tennis department. |
| Anne | Herlihy-Turbo | Scottie's wife. |
| Mrs. | Himstedt | The Astrophysics Department Secretary. |
| Bobby | Hogue | One of the guesses where Kirby works. |
| Garrison | Howe | Jessie's tennis instructor. |
| Al | Johnson | Magee's father. |
| Magee | Johnsoon | Tiger's girlfriend. |
| Bobby | Kennedy | Former United States attorney general. |
| Edward | Kennedy | The U.S. Senator. |
| Mary Jo | Kopechne | Sara's friend who drowned. Deceased. |
| Bud | Levin | David's father. Jessie's grandfather. |
| David | Levin | Jessie's father. Kate's 2nd husband. |
| Freda | Levin | David's mother. Jessie's grandmother. |
| Jessica | Levin | Tiger's step-sister. Kate and David's daughter. |
| Martin | Luther King | An American Baptist and activist. |
| Miss | Malantantas | Jessie's English teacher. |
| Madaket | Millie | The coastal-defense specialist in World War II. |
| J.B. | Neumann | Tiger's superior. A colonel. |
| Penn | Nichols | Exalta's husband. Kate's father. Aka: Gramps. |
| Exalta | Nichols-Foley | Kate's mother. Tiger and Jessie's grandmother. Aka: Nonny. |
| Katie | Nichols-Foley | Tiger and Jessie's mother. Aka: Kate. |
| George N. | Whalen | Blair and Angus's twin son. Kate's grandson. |
| Claire | O'Callahan | Patty's sister. |
| John | O'Callahan | Patty's brother. |
| Joseph | O'Callahan | Patty's brother. |
| Kevin | O'Callahan | Patty's brother. |
| Matthew | O'Callahan | Patty's brother. |
| Patricia | O'Callahan | Kirby's new friend and housemate. Aka: Patty. |
| Rose | O'Callahan | Patty's sister. |
| Sara | O'Callahan | Patty's sister. |
| Tommy | O'Callahan | Patty's brother. |
| Alice | O'Rourke | Kirby's landlady. |
| Evan | O'Rourke | Alice's bachelor nephew. |
| Richard | P. Foley | Kate's only son. Jessie's step-brother. Aka: Tiger. |
| Rajani | Patel | Kirby's best friend and schoolmate. |
| Andy | Pearlstein | Jessie's boyfriend. |
| Mary | Pickford | An Actress. |
| Pammy | Pope | Jessie's classmate. |
| Jeffrey | Pryor | A man who likes Suze. |
| Ebenezer | Raymond | The first owner of the Foley's house. |
| Rex | Rothman | Miss Flowers's fiancé. |
| Ruth | Sayer | Blair's doctor. |
| Donatella | Timsy | Francesca's sister. |
| Francesca | Timsy | The woman who works at the lingerie department. |
| Mrs. | Timsy | A longtime saleslady at Buttner's. |
| Kimberly | Titus | Ward's mistress. |
| Reggie | Titus | The Flour King. Kimberly's father. |
| Scott | Turbo | A police officer. Kirby's married man ex-lover. |
| Angus | Whalen | Blair's husband. |
| Joey | Whalen | Angus's younger brother. Blair's boyfriend before Angus. |
| Edith | Wharton | A female novelist. |
| Steve | Willard | Kirby's racist classmate. |
| Ted | Williams | Tiger's favorite player in Red Sox. |
| Elsa | Winslow | Luke's mother. |
| Luke | Winslow | Patty's lover. |
| Carolyn | Winter | Larry's sister. |
| Eve | Winter | Larry's sister. |
| Larry | Winter | Blair's ex-boyfriend. Mrs. Winter's son. |
| Mrs. | Winter | Exalta's friend. |
| Arturo | | Bitsy's lover. An Opera House waiter. |
| Banjo | | Tiger's co-army. |
| Bevilacqua | | Tiger's coach. |
| Brenda | | The receptionist at Field and Oar. |
| Carol | | Nancy's friend. |
| Clarissa | | Dr. Frazier's patient. |
| Denise | | Susanna's daughter from her first marriage. |
| Denny | | A boy that Pick babysits. |
| Dobbins | | A receptionist at the Astrophysics Department. |
| Doris | | Jessie's friend. |
| Doris | | Jessie's friend. |
| Eugene | | Tommy's roommate. |
| Fitz | | A boy that Tiger met during the war. |
| Francis | | Tiger's friend and co-army. Aka: Frog. |
| Ingrid | | Angus's new receptionist. |
| Ivy | | The babysitter of the Foleys. Aka: Poison Ivy. |
| Joanne | | Nancy's friend. |
| John | | Tiger's friend and co-army. Aka: Puppy. |
| Judy | | Nancy's friend. |
| Leslie | | Jessie's friend. |
| Lizz | | The receptionist at Field and Oar. |
| Luck | | The little kid that Tiger saved during the war. |
| Marco | | A lifeguard at the beach that Blair flirted with. |
| Marion | | Nancy's friend. |
| Martin | | Luke's housekeeper. |
| Maureen | | Kirby's housemate. |
| Michaela | | Kirby's housemate. |
| Miranda | | Kirby's housemate. |
| Myrtle | | Dr. Van De Berg's nurse. |
| Romeo | | Tiger's co-army. |
| Sabrina | | Pick's girlfriend. |
| Sallie | | Blaire's best friend. |
| Shep | | Kate's old friend. |
| Topher | | A tennis instructor. |
| Tracy | | Kirby's classmate from English class. |
| Tracy | | The candy stripper. |
| Trixie | | A woman Blair suspected as Angus's mistress. Angus's psychotherapist. Aka: Dr. Beatrix Scofield. |
| Zeppelin | | Lorraine's ex-boyfriend. |
