Dramatis Personae
| A WATCHMAN |
| CHORUS OF ARGIVE ELDERS |
| CLYTEMNESTRA, wife of AGAMEMNON |
| A HERALD |
| AGAMEMNON, King of Argos |
| CASSANDRA, daughter of Priam, and slave of AGAMEMNON |
| AEGISTHUS, son of Thyestes, cousin of AGAMEMNON |
| Servants, Attendants, Soldiers |
