| Role | Voice Part | Classification |
|---|---|---|
| Werther | Tenor | L |
| Charlotte | Mezzo-Soprano | L |
| Sophie | Soprano | F |
| Albert | Baritone | F |
| Bailli (The Magistrate) | Bass | F |
| Schmidt | Tenor | S |
| Johann | Bass | S |
| Kätchen | Mezzo-Soprano | B |
| Brühlmann | Tenor or Baritone | B |
| Fritz | Treble | B |
| Max | Treble | B |
| Hanz | Treble | B |
| Karl | Treble | B |
| Clara | Treble | B |
| Gretel | Treble | B |
| Minimum Chorus: No chorus |
Schedule C