AGAMEMNON, commander of the Greek expedition and king of Argos
OLD SERVANT of Agamemnon
CHORUS of women from Chalcis in Euboea
MENELAUS, brother of Agamemnon and king of Sparta
MESSENGER
CLYTEMNESTRA, wife of Agamemnon
IPHIGENIA, daughter of Agamemnon and Clytemnestra
ACHILLES, a Greek leader, king of the Myrmidons
SERVANTS of Agamemnon
FOLLOWERS of Achilles
BABY Orestes
SECOND MESSENGER