Was left as a child to die by his parents. He has the disease known as "Oedipus Complex", which is named after himself. Kid his father, to marry his mother.
The Priest's followers make sacrifices to the gods at the beginning of the play, hoping that the gods will lift the plague that has struck the city.
Creon is Jocasta's brother, who shares one third of Thebes's riches with Oedipus and Jocasta. He is a devout follower of the oracle of Apollo, and as the play opens, he is returning from the oracle with the news that Laius's killer must be found.
The Messenger from Corinth arrives to tell Oedipus that his father, Polybus, is dead, and that the people of Corinth wish Oedipus to be their new king. He also reveals to Oedipus, however, that Polybus and Merope are not his real parents. He says that long ago a stranger from Thebes gave him a baby as a gift to the king and queen of Corinth.
The Second Messenger is a servant of Oedipus and Jocasta who tells Oedipus and the Chorus of Jocasta's suicide.
Tiresias tells Oedipus that he is the murderer he hunts, and Oedipus does not believe him. In Antigone, Tiresias tells Creon that Creon himself is bringing disaster upon Thebes, and Creon does not believe him. Yet, both Oedipus and Creon claim to trust Tiresias deeply. The literal blindness of the soothsayer points to the metaphorical blindness of those who refuse to believe the truth about themselves when they hear it spoken.