| Description | Character |
| Owner of firework and flag company. Went to the North Pole and hasn't been the same since | |
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| Self created celebrity, popular among lower and middle class | |
| Father of brown baby. Tries to sue Emerald Isle Company | |
| Mother of brown baby. Lives with the WASP family for some time | |
| Prostitutes herself for money | |
| Has trouble finding himself. Goes through many changes. Has a crush on Evelyn Nesbit for a little | |
| Head of fire company, defaces Coalhouse Walkers Model T | |
| Interested in Harry Houdini, reads about the Wild West, and then becomes interested in Egypt | |
| Takes over business when husband is away and ends up losing her love for him | |
| | Description | Character |
| Sex symbol of the time. Married to Harry K. Thaw and had an affair with Stanford White | |
| Famous journalist and advocate of the poor | |
| Extremely wealthy man interested in Egypt | |
| Well educated, black civil rights leader | |
| District attorney in NY that helps negotiate Coalhouse's evacuation of Morgan's library | |
| Extremely beautiful little girl | |
| Anarchist and social activist | |
| Husband of Evelyn Nesbit, killed Stanford White | |
| Famous psychiatrist with ideas about sex and society in America | |
| Famous architect, had affair with Evelyn Nesbit, killed by her husband | |
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