Louisa's boyfriend from England, a paramedic who is recovering from a gunshot injury and building a house. His quiet nature and long-distance relationship with Louisa are central to his storyline.

A former fashion editor who lives alone with her dog in the same building as Louisa's employers, known for her blunt and fiercely independent personality.

Louisa's employers in New York, an affluent family consisting of Leonard, his young wife Agnes, and his daughter Tabitha. They exemplify the lifestyle and social dynamics of New York high society.

Louisa's friends in New York, who work in various capacities at or around the Gopniks' residence and offer her a different perspective on life in the city. They help Louisa connect with the local community.

A young man Louisa meets in New York, who shares a physical resemblance to someone from her past and has ambitions in the city.

A past client and romantic interest of Louisa, whose influence remains a powerful memory and presence in her life, guiding her decisions and experiences in New York.