1 | Andrea | Smith | Cyril's 2nd wife. Danny and Maeve's stepmother. |
| Sandy | | Danny's housekeeper. |
| Maeve | Conroy | Danny's sister. |
| Jocelyn | | Danny's housekeeper. |
| Mr. | Vanhoebeek | The owner of the Dutch House. |
| Mrs. | Vanhoebeek | The owner of the Dutch House. |
| Danny | Conroy | Narrator and Protagonist. |
| Fiona | DiCamillo | Maeve's nanny. Aka: Fluffy. |
| Norma | Smith | Andrea's daughter. |
2 | Mrs. | Kennedy | Cyril's secretary. |
3 | Bright | Smith | Andrea's daughter. |
4 | Father | Brewer | The reverend. |
| Otterson | | Maeve's boss. |
| Mrs. | Buchsbaum | Danny's neighbor. |
| Leslie | | Maeve's roommate. |
| Julia | | The Vanhoebeeks's daughter. |
5 | Jack | | Danny and Maeve's grandfather. |
| Buddy | | Danny's dead uncle. |
| Tom | | Danny's dead uncle. |
| Loretta | | Danny's aunt. |
| Doreen | | Danny's aunt. |
| James | | Doreen's husband. |
| Matthew | | Danny's friend. |
6 | Mr. | Brennan | The project manager. |
| Martin | | Danny's basketball coach. |
| Cyril | Conroy | Danny and Maeve's father. |
7 | Lawyer | Gooch | Cyril's friend. |
| | | Part 2 |
8 | Dr. | Maurice | Danny's professor. |
| Susan | | Danny's girlfriend. |
| Buzzy | Carter | Danny's former friend. |
| Celeste | Conroy | Danny's wife. |
| May | Conroy | Danny and
Celeste's child. |
| Lumpy | | Celeste's dog. |
9 | Lindsay | | The current mayor. |
| Wallace | | Danny's chemistry classmate. |
10 | Nell | Able | Dr. Able's daughter. |
| Alice | Able | Dr. Able's wife. |
11 | Dr. | Lamb | Maeve's doctor. |
12 | Bobby | DiCamillo | Fiona's husband. |
| Elna | Conroy | Danny and Maeve's mother. |
| Lizzy | | The waitress. |
13 | William | Norcross | Celeste's parents. |
14 | Andy | Gilbert | Chuck's son. |
| Chuck | Gilbert | Danny's family friend. |
| | | Part 3 |
16 | Teddy | Norcross | Celeste's brother. |
17 | Mrs. | Henderson | Danny's neighbor. |
| Ramona | | Maeve's dog. |
| French | Bordagaray | A baseball player Elna falls in love with. |
18 | Simon | | A painter. |