John is a 28-year-old attorney who lives in Clarence, South Carolina. Born John Walden, he left his hometown of Patesville as a teenager to study law and pass as white in a new state. He owns a large estate, possesses a confident demeanor, and carefully guards the secret of his mixed-race ancestry from his wealthy peers. He returns to his hometown to bring his sister into his privileged life.

Rena is a beautiful young woman raised in the house behind the cedars in Patesville. With light skin and straight black hair, she shares her brother John's physical ability to pass as white, though she lacks his practiced social detachment. She travels to South Carolina to attend boarding school and enter elite society under a new identity. She feels a strong attachment to her mother and her hometown roots.

George is a 23-year-old wealthy attorney and scion of an elite North Carolina family. He lives near the Sampson County line and visits Clarence to work on court cases alongside John Warwick. He wins a local tournament and is quickly smitten with Rena upon her social debut. He adheres strictly to the chivalric codes and social prejudices typical of his aristocratic class.

Molly is a middle-aged woman of mixed-race ancestry who resides in Patesville. In her youth, she became the mistress of a wealthy white patron who provided her with a comfortable house hidden from the road by dwarf cedars. She places high value on her light skin and white ancestry, viewing herself as socially superior to her darker-skinned neighbors. She wants the best possible social advancement for her children.

Frank is a hardworking young cooper who lives across the street from the Walden family. Born to parents who were once enslaved and assigned to serve Molly Walden, Frank maintains a steady devotion to Rena. He readily accepts menial tasks to support her and quietly watches out for her well-being. He works on the railroads when the opportunity arises to travel near where Rena lives.

Judge Straight is an elderly, respected lawyer in Patesville known for his fairness and decency. He previously served as a judge and holds progressive views regarding the end of slavery, recognizing that custom frequently overpowers formal law. Years prior, he took young John in as an office assistant, allowing the boy to secretly study his law books and advising him on how to legally establish himself as white in South Carolina.

Dr. Green is a prosperous physician in Patesville and a cousin to George Tryon's mother. He lives in a manor house overlooking the town and represents the aristocratic elite of the antebellum South. He bitterly opposes Reconstruction and frequently uses racial slurs, combining formal hospitality with intense bigotry.

Jeff Wain is a handsome, 35-year-old mixed-race man from Sampson County who presents himself as a wealthy estate owner and former legislator. He dresses finely and recruits a teacher for the local school for black children, showing a strong personal interest in Rena. He projects an image of prosperity and civic prominence to win over the Walden family.

Plato is a lively, clownish student at the rural schoolhouse. He is a former slave of the Tryon family and maintains a familiar, deferential relationship with George Tryon. He frequently runs errands and acts as a messenger along the local roads.

Blanche Leary is a young blonde woman from George Tryon's hometown. She harbors a quiet affection for George and learns about his hobbies to attract his attention. She remains patient as George directs his focus elsewhere during his time in South Carolina.

Mrs. Tryon is a genteel older woman who oversees the Tryon family estate. She cares deeply about her son George's happiness and wants him to make a respectable match with Blanche Leary. She exhibits a paternalistic attitude toward the local black community and former slaves.

Mrs. Newberry is a socially established woman in Clarence, South Carolina. She takes an immediate liking to Rena and helps introduce her to the local high society, assisting her with finding an appropriate gown for the evening ball.

Albert is John Warwick's young son. His mother died, leaving him in his father's care until his aunt Rena arrives to become his primary caretaker.

Mary Pettifoot is a light-skinned friend of Molly Walden. She shares Molly's prejudices regarding skin tone and social status, casually using slurs to describe darker-skinned individuals while praising Jeff Wain's prosperous appearance.

Elder Johnson is a local leader in Sampson County who provides lodging and protection for Rena when she feels unsafe.

Mrs. Johnson is Elder Johnson's wife. She manages their home and helps care for Rena during a period of distress in Sampson County.

Peter is a cooper who lives across the street from Molly Walden. He previously purchased freedom for himself and his wife, Nancy, after serving as slaves for Molly's household. He disapproves of his son Frank's continued deference to the Walden family.

Nancy is Frank Fowler's mother and Peter's wife. She formerly worked as a slave in the Walden household before her husband purchased their freedom.