The cousin of Cristabel, who is regarded like a brother. He is adventurous, empathetic, and is closely bonded with Cristabel during their childhood.

Cristabel’s half-sister who grows up feeling unwanted. Flossie eventually finds her own strength and competence while managing Chilcombe during the war.

Cristabel and Flossie's distant father, owner of Chilcombe. His character is marked by unfulfilled familial obligations and past happiness with his first wife.

The vain and shallow second wife of Jasper who attempts to fit into societal expectations but struggles with the realities of marriage and womanhood.

Jasper's charismatic and hedonistic younger brother, whose carefree approach to life is disrupted by unexpected familial responsibilities.

Jasper’s first wife known for her down-to-earth demeanor and the happiness she shared with him before her untimely death.

The Seagrave family’s kitchen maid, who is resourceful and an invaluable support to the children during their upbringing.

Rosalind’s traditional and devoted lady’s maid, who helps Rosalind navigate her first pregnancy and remains committed to the memory of her former mistress.

The French governess for Cristabel and Flossie, approved by Rosalind, whose strict and effective teaching methods help Cristabel gain fluency in French.

A War Office colonel and a friend of Willoughby, who, despite his initially minor presence, plays a significant role in the war effort involving Cristabel.

A Russian painter and mentor to Cristabel, appreciated for his artistic influence but critiqued for his personal flaws and unconventional lifestyle.

The eldest son of Taras, who shares a contentious but mutually respectful relationship with Cristabel that evolves over time.

Bohemian figures in Taras's circle involved in his personal and artistic endeavors, with a comedic edge and commentary on gender roles.

A wartime secret agent and ally of Cristabel, illustrating the courageous role of female radio operators in the war effort.