Banquo suspects that the Witches may be tricking Macbeth and he is the first to suspect Macbeth of murder. The Witches have predicted that Banquo’s descendants will become kings. Macbeth starts ...

Spokeswoman Gaby Bowring said: “Returning from a victorious campaign on the battlefield, Macbeth and his companion Banquo encounter ... it leads inexorably to murder and madness.” ...