William De La Pole, Duke of Suffolk: facilitates King Henry VI’s marriage to Margaret (who the Duke loves and vice versa) and is banished for being suspected of plotting the murder of Humphrey, Duke of Gloucester, which in fact he had
Margaret: Queen to King Henry VI and the Duke of Suffolk's clandestine lover
Humphrey, Duke of Gloucester: uncle to the King and England’s Lord Protector who is murdered by a plot cooked up by the Queen, the Cardinal, and Suffolk
King Henry the Sixth: the boy king of England and France who marries Margaret
Cardinal Beaufort, Bishop of Winchester: great-uncle to the King and Gloucester’s adversary
Earl of Salisbury: Warwick’s father who is in league with York vis-a-vis the King
Earl of Warwick: Salibury's son who is in league with York vis-a-vis the King
Richard Plantagenet, Duke of York: determined to reclaim the King’s crown from the House of Lancaster
Humphrey, Duke of Buckingham: in league with Winchester to defy Gloucester
Duke of Somerset: York's adversary who dies by Richard's (York son's) sword
Eleanor: the Duchess of Gloucester who has secret plans to usurp the throne on her husband’s behalf only to be undermined by Suffolk and the Cardinal
John Hum: a priest working on behalf of Suffolk and the Cardinal to undermine the Duchess of Gloucester
Petitioner 1: complains against the Cardinal who is said to have confiscated the petitioner’s property
Petitioner 2: complains against the Duke of Suffolk for enclosing an area of land for government use
Peter: an assistant armorer who accuses his supervisor Horner of claiming that the Duke of York is the rightful king of England
Thomas Horner: an armorer who is granted a duel to defend his honor vis-à-vis Peter
Bolingbroke: a conjuror
Spirit: a spirit conjured by Bolingbroke and Margery Jourdain to predict the fates of the English peers
Margery Jourdain: a witch and wife to Simpcox
Townsman: a fellow who heralds the arrival of Simpcox and of his supposed miracle
Simpcox: an imposter
Wife: wife to Simpcox who has the annoying habit of perpetually interceding on her husband’s behalf
Mayor: also Clerk of Chatham who accompanies Simpcox and who is eventually killed by Jack Cade and his mob because he can write
Beadle: the man who whips Simpcox
Neighbors: people who wish Thomas Horner well in his duel of honor vis-à-vis Peter
Prentices: armorer understudies who wish Peter well in his duel of honor vis-à-vis Horner
Servant: one of Gloucester’s servants who has a mind to make the Duchess of Gloucester a fugitive from the law
Herald: a King’s herald who summons Gloucester to be present at parliament
Sheriff: the officer in charge of conveying the Duchess of Gloucester through the streets of London and to pass her off to Sir John Stanley
Sir John Stanley: the officer who will take the Duchess of York to her place of custody and keep her there
Murderers: Gloucester’s murderers commissioned by the Duke of Suffolk
Commons: the people who clamor for the Duke of Suffolk’s and Cardinal Beaufort’s deaths or banishments subsequent to the Duke of Gloucester’s death
Vaux: a courier
Lieutenant: captain of a small sailing vessel who condemns the Duke of Suffolk to death
Master: one of the Lieutenant’s men
Master’s Mate: another of the Lieutenant’s men
Gentlemen: men attending the Duke of Suffolk who tries to make his way to France incognito
Walter Whitmore: the Duke of Suffolk’s executioner
George Bevis: a commoner and a follower of Cade
John Holland: a commoner and a follower of Cade
Jack Cade: a scoundrel who is commissioned by the Duke of York to lead an uprising in England
Dick: a butcher and a follower of Cade
Smith: a weaver and a follower of Cade
Michael: yet another follower of Cade
Sir Humphrey Stafford: a knight who tries to persuade Cade and his followers to desist rebelling
William Stafford: Sir Humphrey Stafford’s brother who joins him in trying to speak sense to the Cade led mob
Lord Say: an English peer who is singled out by Jack Cade and his mob as one who is deserving of death
Lord Scales: an English peer who defends the Tower from Jack Cade and his followers
Citizens: London commoners who fight on the side of the King against Jack Cade and the rebels
Lord Clifford: a peer of England who persuades Cade’s followers to desist rebelling
Alexander Iden: a Kentish gentleman who slays Jack Cade
Edward: one of the Duke of York’s sons
Richard: the hunchback son of the Duke of York
Young Clifford: Lord Clifford’s son