| Role | Voice Part | Classification |
|---|---|---|
| Frank Lloyd Wright | Baritone | L |
| Mamah Cheney | Soprano | L |
| Edwin Cheney | Bass | F |
| Maid | Soprano | S |
| Catherine Wright | Mezzo Soprano | S |
| Louis Sullivan | Tenor | S |
| Waiter / Chef | Spoken | B |
| One Man (p. 28) | Tenor | CB |
| Another Man (p. 29) | Tenor | CB |
| Yet Another Man (p. 29) | Tenor | CB |
| One Man (p. 49) | Baritone | CB |
| Another Man (p. 49) | Tenor | CB |
| Yet Another Man (p. 50) | Baritone | CB |
| One Man (p. 51) | Bass | CB |
| One Man (pp. 52/53) | Tenor | CB |
| Yet Another Man (p. 53) | Baritone | CB |
| Minimum Chorus: 15 | ||
| Divisi: TB |
Schedule C