| Izz | Al Din | The Titanic captain. |
| Alice | Astor | Jack and Ava's daughter. |
| Jakey | Astor | Madeleine and Jack's son. |
| Lina | Astor | Jack's mother. |
| Vincent | Astor | Jack and Ava's son. |
| John Jacob | Astor IV | Madeleine's old husband. The richest man in America. AKA: Jack. |
| William | Backhouse-Astor Jr. | Jack's father. |
| August | Belmont | One of Jack's important friends. |
| Rosalie | Bidois | Maddy's maid. |
| Dickinson | Bishop | Helen's husband. |
| Helen | Bishop | The stranger who talks to Maddy. |
| Helen | Brown | Margaret's daughter. |
| Margaret | Brown | A Newport matron. Jack's companion. |
| Emma | Bucknell | Margaret's friend from Philadelphia. |
| Dorothy | Camp | Maddy's childhood friend. |
| Charlotte | Cardeza | James's wife. |
| James | Cardeza | One of Jack's guests. |
| William | Church-Osborn | One of Jack's important friends. |
| Florence | Cumings | Marian's friend. The matron in sable from Lifeboat Four. |
| John | Davison-Rockefeller | One of Jack's important friends. |
| William | Dick | One of Katherine's schoolmates. |
| William | Dobbyn | Jack's private secretary. |
| James | Duke | One of Jack's important friends. |
| Miss | Ely | A school owner. |
| Carrie | Endres | Maddy's nurse. |
| Katherine | Force | Madeleine's sister. |
| Katherine (2) | Force | Maddy's sister. |
| William | Force | Maddy's father. |
| Madeleine | Force-Astor | Narrator. The 2nd Mrs. Astor. Aka: Maddy. |
| Alice | Fortune | One of the Fortune daughters. |
| Charles | Fortune | The Fortune son. |
| Ethel | Fortune | One of the Fortune daughters. |
| Mabel | Fortune | One of the Fortune daughters. |
| Mark | Fortune | Jack's friend. |
| Mary | Fortune | Mark's wife. |
| Thomas | Fortune | One of Jack's important friends. |
| Robert | Goelet | One of Jack's important friends. |
| August | Heckscher | One of Jack's guests. |
| Katherine | Hurd | The reporter's wife. |
| J.Bruce | Ismay | The President of International Mercantile Marine. |
| Doctor | Kimball | Maddy's doctor. |
| Ava | Lowle-Astor | Jack's 1st wife. Vincent's mother. |
| Scott | Lurie | The reverend of the First Church in Reno. |
| Mr. | Martin | The White Star man. |
| Doctor | McGee | The doctor from Carpathia. |
| Ogden | Mills | A prominent matron. |
| Stella | Mitchell | The girl Maddy always envied. |
| John Pierpont | Morgan | One of Jack's important friends. |
| Hermann | Oelrichs | One of Jack's important friends. |
| Ola | Pounds | One of the girls who write to Maddy. |
| Mrs. | Reynolds | Mrs. Froce's friend. |
| Silas | Reynolds | Mrs. Reynolds's husband. |
| Captain | Roberts | The ship captain. |
| Victor | Robins | Jack's valet. |
| Arthur | Rostron | Carpathia's captain. |
| Edward | Smith | The society's captain. |
| Marian | Thayer | One of the Titanic survivors. |
| G.W | Vanderbiit II | One of Jack's important friends. |
| Eleanor | Widener | George's wife. |
| George | Widener | Jack's friend. |
| Leta | Wright | One of Maddy's friends. |
| Winnie | Yeats | One of the girls who write to Maddy. |
| Carol | | One of Maddy's friends. |
| Carolus-Duran | | The Astors's partner. |
| Cook | | Jack's chef. |
| Harold | | The importer's son. |
| Henrietta | | One of Katherine's schoolmates. |
| Kitty | | Jack's dog. |
| Latimer | | The ship attendant. |
| Matthews | | The Force family butler. |
| Nathalie | | One of Maddy's friends. |
| Roosevelt | | The current U.S. President. |
| Thabit | | The dragoman. |
