The Archetypes of Macbeth

Macbeth the hero
Lady Macbeth the mentor
Duncan or his guards the threshold guardian
the witches the herald
Lady Macbeth and Macbeth the shapeshifter
Macbeth, Macduff, 3 witches the shadow
the porter the trickster
people of Scotland the helpless
Lady Macbeth or Banquo the ally