An accomplished author and academic known for works like The Chronicles of Narnia, who evolves from a mentor to a friend and love interest for Joy, offering spiritual guidance and companionship.

Joy's first husband, a charismatic but troubled man who struggles with fidelity and alcohol, opposing Joy's literary ambitions and eventually marrying her cousin Renee.

C. S. Lewis's kind-hearted brother, whose warm acceptance of Joy contrasts with his struggles with alcohol, and who shares a close bond with Jack.

Joy's sons with Bill, who accompany her to England and are supported by C. S. Lewis in their education, embodying traits of both their mother and stepfather.

The widow of Charles Williams, an Inkling, who befriends Joy and connects her with a literary circle while dealing with her own personal struggles.

Joy's best friend and former college roommate, who provides unwavering support as Joy navigates complex life decisions and personal challenges.

A friend of Joy and Bill who offers Joy a place to stay in London and facilitates her introduction to English intellectual society.

An Inkling and Oxford professor whose interactions with Joy reveal contrasting views on gender roles, while he shares a connection with C. S. Lewis.

Joy's cousin, regarded favorably by her family, who becomes entangled in a romantic involvement with Bill, highlighting familial tensions.

Friends of Joy from New York, Chad provides intellectual companionship and insight, while Eva supports Joy through personal trials.