Translated by E. Coleridge.
Amphitryon, husband of Alcmena, the mother of Heracles
Megara, wife of Heracles, daughter of Creon
Lycus, unlawful King of Thebes
Heracles, son of Zeus and Alcmena
Theseus, King of Athens
Chorus of Old Men of Thebes
Before the palace of Heracles at Thebes. Nearby stands the altar of Zeus, on the steps of which are now seated Amphitryon, Megara and her sons by Heracles. They are seeking refuge at the altar.
Reference address : https://www.ellopos.net/elpenor/greek-texts/ancient-greece/euripides/heracles.asp