Translated by R. Jebb.
Orestes, son of Agamemnon and Clytemnestra
Electra, sister of Orestes
Chrysothemis, sister of Orestes
An Old Man, formerly the Paedagogus or Attendant of Orestes
Chorus of Women of Mycenae
Pylades, son of Strophius, King of Crisa, the friend of Orestes.
A handmaid of Clytemnestra. Two attendants of Orestes
At Mycenae, before the palace of the Pelopidae. It is morning and the new-risen sun is bright. The Paedagogus enters on the left of the spectators, accompanied by the two youths, Orestes and Pylades.
Reference address : https://www.ellopos.net/elpenor/greek-texts/ancient-greece/sophocles/electra.asp