all other characters are fictional aeschines athenian orator and ally of phocion alexander the great son of philip of macedon antigonus general and successor of alexander antipater - philips general and ruler of macedon in alexanders absence aristocus an ally of demosthenes aristotle philosopher attalus general of philip bessus general of darius callisthenes historian , nephew of aristotle cassander son of antipater and later king of macedon cleander general of alexander cleitus friend of alexander cleopatra daughter of attalus , wife of philip craterus a senior general of alexander darius the great king of the persian empire demetrius poliocretes son of antigonus demosthenes athenian orator demetrius phalerum ruler of athens under cassander dinocrates architect of alexandria epaminondas theban general and leader hephaestion alexanders closest friend and companion hermeias aristotles father-in-law hyperiedes ally of demosthenes isocrates philosopher , teacher of rhetoric lysimachus boyhood friend , general and successor of alexander olympias wife of philip of macedon , mother of alexander parmenion philip and alexanders general pausanias assassin of philip perdiccas successor of alexander philip alexanders physician philip king of macedon philotas son of parmenion and commander of the companions phocion athenian political leader and retired general plato philosopher ptolemy general of alexander and king of egypt pyrrho cynic philosopher roxana princess and wife of alexander seleucus general and successor of alexander speusippus philosopher , successor of plato theophrastus aristotles successor at the lyceum xenocrates platos successor at the academy one talent equals 6000 drachmas , approximately $ 60,000 in 2012 one drachma or drachma equals one days wage .