Ruth's mother, whose commitment to polygamist beliefs and troubled marriage to Lane shaped much of Ruth's early life, often seen fraught with emotional and practical struggles.

Ruth's eldest sibling, who has a developmental disability that affects her behavior and requires frequent supervision from her siblings.

The oldest son in Ruth's family, who assumes the role of caretaker in the absence of a consistent father figure and helps with his siblings.

One of Ruth's siblings, who also has a developmental disability but provides a constant presence in Ruth’s life.

Kathy’s second husband, portrayed as an abusive figure who fails in his responsibilities as a husband and a father.

Kathy’s parents, who oppose Kathy's life choices and provide a temporary refuge for Ruth and her siblings during times of crisis.

Ruth’s half-sisters and stepsisters, who offer Ruth companionship, solidarity, and a sense of extended family outside her immediate household.