A 35-year-old migrant worker and mother of Estrella and her siblings, who faces physical and emotional hardships, including being abandoned by her husband. She is devoted to her family and relies heavily on her faith for strength.

An elderly migrant worker and handyman in his seventies, who is several decades older than his partner Petra. He acts as a father figure to Petra's children and bears a secret past that troubles him.

A nearly 16-year-old migrant worker who comes to California with his cousin Gumecindo, aspiring to use his education as a means to escape his current circumstances. He forms a meaningful connection with Estrella.

A 15-year-old cousin of Alejo who shares in the migrant worker experience. He is less mature than Alejo and depends on him for guidance and protection.

Estrella's younger brothers, who are relatively innocent and inexperienced. Ricky is a 10-year-old boy with dreams of becoming a pilot.

Estrella's youngest sisters who are twins. They are too young to work and look up to Estrella for care and guidance.

A white girl who resides in the same labor camp as Estrella briefly and forms an initial friendship with her. Her family's mean and racist tendencies influence their interactions with Estrella.

An unnamed clinic nurse who treats Alejo, representing societal challenges faced by migrant workers. Her actions reflect a lack of understanding and empathy toward the family’s situation.

A character who left the family before the events of the novel, remembered by Estrella for his capability and by Petra for his forcefulness. His memory influences the characters’ perspectives and decisions.

Perfecto's former lover, representing his past and the home he yearns to return to. Her presence impacts Perfecto’s dreams and thoughts as he deals with his current life.