1 | Jack | Angel | Grace's husband. |
| Grace | Angel | Jack's wife. Narrator. |
| Diane | | Jack's friend. |
| Adam | | Jack's friend. |
| Rufus | | Jack's new neighbor. |
| Esther | | Jack's new neighbor. |
| Sebastian | | Esther's son. |
| Aisling | | Esther's daughter. |
| Millie | Harrington | Grace's sister. Has down syndrome. |
| Anthony | Tomasin | Dena's husband. One of the shareholders of the company. |
| Dena | Anderson | Anthony's wife. |
2 | Alex | | Grace's ex-boyfriend. |
| Janice | | Millie's carer. |
4 | Kate | | Grace's friend. |
| Emily (1) | | Grace's friend. |
| Mrs. | Goodrich | Millie's headmistress. |
| Giles | Kilburn-Hawes | Jack's friend. Moira's husband. |
| Moira | Kilburn-Hawes | Jack's friend. Giles's wife. |
| Molly | | Grace's labrador. |
| Mrs. | Johns | Jack's house sitter. |
| Leonard | | Grace's uncle. |
6 | Kiko | | Hotel worker who escorted Grace. |
7 | Mr. | Ho | Hotel manager. |
8 | Rosie | | Millie's imaginary friend. |
9 | Emily (2) | | Diane and Adam's daughter. |
| Jasper | | Diane and Adam's son. |
10 | Mrs. | Rogers | Millie's friend who overdosed on sleeping pills. |
15 | Margaret | | Someone Grace met the day of the trip to the Temples. |
| Richard | | Someone Grace met the day of the trip to the Temples. |
| Alastair | Strachan | Works at the British Embassy. |
| Vivienne | Dashmoor | Alastrair's assistant. A young woman. |