A wise and graceful mentor living with a disability, who provides moral guidance and helps Katy gain perspective on her challenges.

A strict and orderly presence in the Carr household, tasked with maintaining tidiness and discipline among the children.

The kind and understanding patriarch of the Carr family, whose gentle wisdom supports his children's growth.

Katy’s sweet-tempered younger sister who provides unwavering support and comfort during Katy’s recovery and transformation.

A sensitive younger sister who initially feels excluded but eventually becomes closer to Katy through acts of kindness and forgiveness.

A young boy in the Carr family known for his interest in food and later for his practical skills like fixing things.

A boisterous and tomboyish child who embodies the playful, rugged spirit encouraged by their father.

The youngest Carr sibling, whose innocence and mischievous deeds reflect the lightheartedness of early childhood.

Katy’s best friend and neighbor, known for her neat and prim demeanor and conventional ambitions for a young girl of her time.

A classmate of Katy’s who is preoccupied with romantic novels and characterized by her theatrical behavior.