A supporting protagonist and companion to Peter, Kit is initially a mysterious character whose gender is hidden until later in the narrative. Her skills and bravery make her an equal partner in their adventures.

The primary antagonist of the story, Sir Philip is a selfish and tyrannical nobleman who is involved in a conspiracy. He is depicted as manipulative, using his power for personal gain.

A world-famous playwright featured in the story, Shakespeare adds historical depth and enables Peter to bond through shared rural origins. He is portrayed as supportive and progressive.

The reigning monarch during the story, Elizabeth I is depicted both as a distant legend and a savvy, humorous leader. Her interactions with the protagonists underline the thematic contrasts between public persona and private reality.

Allies and mentors to Peter and Kit, the Desmonds are leaders of a theater troupe who offer support and guidance. They play a parental role and help the protagonists in their escape and artistic endeavors.

A secret service agent who assists Peter and Kit, Tom is notable for his rural imagery and practical approach to espionage. He respects Kit's role in their missions and provides guidance.

This group includes historical figures Sir Robert Cecil, Sir Francis Bacon, and fictional Sir Joseph Mompesson. Each has distinct traits, contributing to the narrative's historical richness.

Secondary antagonists aligned with Sir Philip, they represent the threat of nobility's greed and ambition. Their pursuit of power contrasts sharply with Peter's values.

They embody a loving but pragmatic background for Peter, providing a safe haven and reflecting his roots. Their support and concern highlight Peter's evolution throughout the story.

Representing community and shared purpose, these theater companies offer camaraderie and support. Their challenges emphasize the unity among the troupe members in adversity.