| Name | Gender | Vocal Part | Age Range | Role Type |
| A Bird | N/A | |||
| A dealer in decrees | male | |||
| A herald | male | |||
| A parricide | male | |||
| A poet | male | |||
| An informer | male | |||
| An inspector | male | |||
| An oracle-Monger | male | |||
| Chorus of birds | N/A | |||
| Cinesias, a Dithyrambic Poet | male | |||
| Epops | male | |||
| Euelpides | male | |||
| Heracles | male | |||
| Iris | female | |||
| Messangers | N/A | |||
| Meton, a Geometrician | male | |||
| Pithetaerus | male | |||
| Posidon | male | |||
| Prometheus | male | |||
| Slaves of pithetaerus | N/A | |||
| Triballus | male | |||
| Trochilus, Servant to Epops | male |