A 31-year-old witch of Indian descent living an isolated life in England. Orphaned and raised by a strict elder witch, she has learned to conceal her magic from the world and avoid deep attachments. To combat her loneliness, she creates fake witch videos online. This digital footprint unexpectedly leads her to a job offer at Nowhere House.

A 36-year-old brooding librarian residing at Nowhere House. Taken in at the age of sixteen, he is fiercely protective of his found family and the secrets they keep. He acts as the primary parental figure to the young girls and views Mika's arrival with intense suspicion and frustration.

The stern, elderly leader of the Very Secret Society of Witches. She raised Mika through a series of memory-wiped nannies to comply with strict magical laws. She firmly believes that witches must live in total isolation to stay safe from both persecution and the dangers of concentrated magic.

The eldest of the three young witches at Nowhere House. Ten years old and bookish, she was rescued by Lillian from a house fire in London. She is deeply curious about the outside world and other witches, harboring a loneliness that Mika recognizes from her own childhood.

The middle witch-child at Nowhere House, orphaned by a virus in Vietnam. She is incredibly guarded, fiercely protective of her found family, and highly suspicious of outsiders. She actively mirrors Jamie's mistrust and routinely rebels against Mika's attempts to teach her.

The youngest of the three girls, aged seven. Rescued from a Palestinian hospital, she is energetic, highly creative, and prone to accidentally unleashing wild magic, such as setting her treehouse ladder on fire. She enthusiastically embraces Mika's presence.

An eccentric, retired stage actor who lives in a cottage on the Nowhere House property with his husband, Ken. Because his mother was a witch, he can see the golden dust of magic, which allowed him to deduce Mika's true identity from her videos. He is warm, welcoming, and eager to play matchmaker.

An elderly gardener who works at Nowhere House and lives in the cottage with his husband, Ian. He is part of the loving found family that helps raise the girls and cares for Jamie, offering quiet wisdom and steady support to the household.

The doting housekeeper at Nowhere House who escaped a violent domestic situation before being taken in by Lillian. She serves as a nurturing presence in the home and helped raise Jamie when he first arrived as a teenager.

An archaeologist and the wealthy owner of Nowhere House. She is the legal guardian of Rosetta, Terracotta, and Altamira, though she frequently travels for long periods for work, leaving the residents to manage the estate and the children.

Lillian's fastidious and dedicated solicitor. He highly respects Lillian but harbors bigoted opinions toward the rest of the Nowhere House residents. His impending visit creates the urgent need for the girls to learn to control their magic.

Mika's friendly neighbor and dog-sitter. He enjoys her company and her tea, unaware that the tea she serves him is brewed with actual magic.

Mika's loyal and friendly pet dog, named after the Greek mythological enchanter. Circe travels with Mika to Nowhere House and quickly helps break the ice with the young girls.

A fellow member of the Very Secret Society of Witches. She struggles with the burden of keeping her magical identity a secret from her fiancée, fearing the consequences of breaking Primrose's strict rules.

Hilda's loving fiancée. She believes Mika is simply a friend from Hilda's book club, completely unaware of the magical world or her partner's true nature.