Hallucinations occur throughout the play and hence it can be considered as one of the themes of this play. When Macbeth is about the murder Duncan, he sees a dagger with blood on its blade. The vision was as clear as the dagger he held in his hand. After getting Banquo murdered, nobody except Macbeth sees Banquo’s ghost sitting on the chair meant for him. It was the creation of guilt obsessed imagination. Macbeth then regards it as a product of his heated imagination. Shakespeare wants the audience to take it as an illusion and a hallucination of