* Jocasta: Oedipus' wife and mother.
* Eteocles: Oedipus' son and brother of Antigone and Ismene.
* Polyneices: Oedipus' son and brother of Antigone and Ismene.
* Antigone: Oedipus' daughter and sister of Eteocles and Polyneices.
* Ismene: Oedipus' daughter and sister of Eteocles and Polyneices.
* Creon: Oedipus' brother-in-law and the ruler of Thebes after Oedipus is exiled.
* Tiresias: A blind prophet who warns Oedipus of his fate.
* Laius: Oedipus' father and the former ruler of Thebes.
* Merope: Oedipus' mother and the former queen of Thebes.