This "Electra"fying playwright gets the credit for adding a third actor to Greek tragedies
The 
earliest contribution of Sophocles to the drama was the introduction of the third 
actor... [DOC] [TLE] Theatre of ancient Greece - Topics [PAR] Greek tragedy as we know it was created in Athens around the time of 532 BCE, 
when Thes ... Aristotle claimed that Aeschylus added the second actor (
deuteragonist), and that ...