A TV movie.
This movie stars Christopher Plummer (Captain Von Trapp from The Sound of Music) as Oedipus, Orson Welles as Teiresias, and Donald Sutherland as the leader of the Chorus.
Oedipus chillin’ with the Sphinx.
Ancient Greek actors performed in masks. Check out this collection of images of ancient Greek and Roman theater masks.
This is the Francis Storr translation quoted by Shmoop.
Learn about how Sophocles's version of Teiresias differed from the Roman playwright Seneca's version. (PDF)
The British Museum has a mini-site with info on ancient Greek theater.