An enslaved woman who becomes part of Hiram’s life, managing her own struggles for autonomy and navigating complex relationships.

A member of the Virginia elite secretly working as a radical abolitionist, she plays a significant role in the Underground's efforts against slavery.

A slave master and father to Hiram, embodying the conflicting values and hypocrisies of slaveholding society.

A historical figure in the novel portrayed with extraordinary abilities, serving as a mentor to Hiram and a key figure in the fight against slavery.

Introduced as a tutor, Fields has a hidden identity as Bland, an agent of the Underground deeply involved in the abolitionist cause.

Hiram’s mother, known for her beauty and dancing skills, is sold away early in Hiram's life but remains a significant presence in his memories.

Howell’s brother and Sophia’s master, a character that illustrates the exploitation and hypocrisy inherent in the slaveholding class.

An Underground agent and mentor to Hiram, offering a model of compassionate masculinity and yearning for family reunion.

A leader in the free community who hides a darker role as a traitor to his people, complicating his relationship with Hiram.

The grandmother of Hiram who possesses the ability to Conduct, playing a pivotal role in illustrating the nature of Hiram’s powers.