Portrayed as trustworthy and honourable individual, sets him apart from Macbeth
Gives connotations to being honourable and dignified
Person of high moral quality
Juxtaposes Macbeth
"The instruments of darkness tell us truths...to betray us"
'Darkness' describes witches as evil and deceptive
Juxtaposition, Macbeth doesn't have ability, catalyses his growing ambition, leading to his himartia
Respected by Jacobean audience as against supernatural
"Thou canst not say I did it"
Macbeth deep sense of denial for Banquo murder
Banquos Ghost
Sparks beginning of Macbeths downfall and suffering
Reveals Macbeth paranoia and guilt, psychological effects of his crimes
Serves as reminder to Jacobean audience about consequences of wrong doings
Breaking great chain of being
Banquo is Macbeths Foil
Serve as foil to each other, highlights contrasting qualities and decisions
Macbeth is driven by ambition and greed but Banquo remains loyal and honourable throughout
Banquo character serves to emphasis Macbeths decent into darkness and consequences of unchecked ambition.
"I fear thou play'dst most folly for it"
Banquo soliloquy
Banquo admits suspicion that Macbeth murdered Duncan, hints doubts about Macbeth moral choices
'Folly' echoes words of witches 'foul', doesn't use 'fair' as clear to him Macbeths actions are foul.
Raise audience suspicion about Macbeths character and creates sense of tension and anticipation as audience wonder about consequences of Macbeth actions