Macbeth is the Thane of Glamis and married to Lady Macbeth. He is a brave and successful captain in King Duncan’s army. He meets three witches who tell him that he will one day be king. Persuaded by his wife, he murders King Duncan and is appointed king. During his reign, he begins to fear the loyalty of those around him including Banquo and Macduff. He tries to keep the throne by murdering more people but is tormented by ghosts and dreams. He is defeated by Malcolm’s army and killed by Macduff.
Lady Macbeth is married to Macbeth and lives at their home in Inverness. She seems to want the throne as much as her husband, so encourages him to murder King Duncan. At first, she copes with the deeds well, but is soon plagued by guilt. She begins to sleepwalk and re-enact the murders. She kills herself.
Banquo is a friend of Macbeth and a fellow captain. Along with Macbeth, he has led the Scottish troops to victory. He is also given a prophecy by the witches. As he sees the prophecies come true for Macbeth, he begins to suspect his friend of evil deeds. Macbeth has him killed, but the ghost of Banquo continues to haunt Macbeth.