A 19-year-old thief and adventurer with a boyish frame and different-colored brown eyes, demonstrating her resourcefulness and yearning for freedom and adventure. She navigates a life shaped by hardship and dreams of becoming a pirate.

The handsome and charming prince of Red London and Kell’s adoptive brother, who worries about being perceived as weak and shows deep empathy and mercy. His bond with Kell highlights themes of family loyalty and protection.

The steadfast and bearded owner of the Stone’s Throw inn, serving as Lila’s protective father figure. He offers her stability and care in a life otherwise defined by betrayal and self-reliance.

An Antari from White London with one greyish green eye and one black eye, serving as Kell’s foil and an antagonist bound to enforce the will of White London's rulers. He is a strategic and bitter character facing his own lack of freedom.

The twin rulers of White London with colorless features and dark veins, obsessed with power and control. They are sadistic and conniving, employing dark magic and intimidation to maintain their rule.