Iris's younger sister, who becomes famous posthumously for a novel that is mistakenly attributed to her. She is portrayed as an idealistic and sensitive character whose life ends tragically.

A young orphan with a mysterious past who becomes involved with the Chase sisters. He is a writer and a figure of intrigue linked to the decline of the Chase family fortune.

The wealthy industrialist Iris marries, who uses his financial success for social and political gain. His character is marked by a façade that masks darker tendencies.

Richard's younger sister, who plays a significant role in managing his social affairs and is deeply involved in his personal and professional life.

Father of Iris and Laura, and heir to the Chase Industries. Once idealistic, he is deeply affected by personal losses and the economic pressures of the Great Depression.

Mother of Iris and Laura, a devout and selfless woman who suffers under her husband's troubled leadership of the family estate.

The Chase family's long-term servant who acts as a maternal figure to the Chase sisters, providing them guidance and support.

Reenie's daughter, who takes care of Iris in her later years. She is a caretaker with a strong sense of duty inherited from her mother.

Iris's daughter who faces challenges growing up amidst family complexities and harboring a false understanding of her parentage.

The granddaughter of Iris, she represents hope and continuity for Iris despite the family's troubled history.