An unnamed youth living in Surbiton, southwest London. He possesses a natural appreciation for beauty, noting how the evening sunset obscures class differences in his neighborhood's housing. His innocent curiosity pushes him to investigate the magical omnibus despite the skepticism of the adults around him. He experiences literature and art as sensory, spiritual events rather than intellectual exercises.

A wealthy Surbiton resident who presides over the local Literary Society. He views literature as a tool for cultural superiority, taking pride in his extensive library and vellum-bound editions of classics. He frequently quotes famous authors to assert his intellect, though he lacks a genuine emotional connection to the works he claims to revere.

Working adults residing at Agathox Lodge. They are highly practical people who view their son's active imagination as a behavioral problem requiring correction. They employ poetry recitation as a punishment, demonstrating their fundamental disconnect from artistic appreciation.

The 13th-century Italian author of The Divine Comedy, who acts as a driver on the celestial route. He displays a warning inside his carriage demanding passengers abandon self-importance. He demands absolute humility from his riders, showing no interest in flattery or academic name-dropping.

A 17th-century physician and author who operates the first magical carriage. He describes himself as a "healer of the spirit" who treats "queasy souls." He operates entirely outside the human economy, firmly refusing the boy's offer to pawn his watch for bus fare.

The legendary Greek hero from Homer's Iliad. He waits at the destination of the omnibus to physically welcome those who successfully complete the journey, ready to hoist them onto his shield in honor.