| Position Held | Character |
| President of Effective Engineering Solutions | |
| Ward of #6 | |
| NY Museum of Natural History curator; almost murdered by #9 | |
| NYPD/Southampton police officer | |
| Butler, chauffeur, and more? | |
| Special Agent, FBI | |
| NY Museum of Natural History curator; wife of #11 | |
| | Position Held | Character |
| Egyptologist, love of #6 | |
| Main antagonist and brother of #6 | |
| Rising star of the NYPD, love interest of #4 | |
| New York Times journalist | |
| Resides at the Mount Mercy Hospital for the Criminally Insane; relative of #6 and #9 | |
| Rival of #11 | |
| Rather odd book restorer at the NY Public Library; friend of #6 | |
|