Oedipus Rex unconditional (Laius "will" have a son who will kill him). Both Aeschylus and Euripides write plays in which the oracle is conditional; Sophocles ... chooses to make Laius's oracle unconditional and thus removes culpability for his sins from Oedipus, for he could not have done other than what he did, no matter what action he took. This interpretation is supported by Jocasta's repetition of the oracle at lines 854–55: "Loxias declared that the king should be killed by/ his own son." In the Greek, Jocasta uses the verb "chrênai": "to be fated, necessary." This iteration of the oracle seems to
Oedipus Rex is based on; he refers to the play as a “further modification of the legend”, one that originates in a “misconceived secondary revision of the material, which has sought to exploit it for theological purposes.” The play has been filmed several times, twice in English. The 1957 film version, directed by Tyrone Guthrie, starred Douglas Campbell as Oedipus and had the cast performing the entire play in masks, as in ancient Greek theatre. The second English language film version, directed by Philip Saville and released in 1968, was filmed in Greece. This one showed the actors' faces and boasted an