Male. Leader of ThunderClan. Dignified but occasionally oblivious. He is a tsundere and a skilled fighter. He has a bit of a short temper. He has thick gray fur, a scar on the bridge of his nose, and amber eyes. Snowthunder is his apprentice (and his biological son).

Male. ThunderClan apprentice. He has white fur and yellow eyes. He is Greenthunder's biological son and apprentice. Kind and slightly timid, but he won't run away when those precious to him are in danger. He is very polite. He sometimes finds his father, Greenthunder, a bit overwhelming. While he hunts, he is particularly good at healing (he inherited his kindness from his mother).

Male. Leader of WindClan. He has gray and white fur with yellow eyes. Intelligent, calm, and polite, he rarely loses his temper. Winfloor is his apprentice. He is the fastest runner in WindClan.

Male. He seems hot-tempered and blunt, but he is a tsundere who is weak to praise. He has dark gray fur only on his head and tail, with white fur everywhere else and blue eyes. He is Winterstar's apprentice and a member of WindClan.

Male. Leader of FullmoonClan. His mate (wife) is Sunnyrose (a beautiful, kind cat with thick dark brown, white, and light brown fur and orange eyes). He is Guest's father. Strict and blunt, but he loves and cares for his family more than anyone. He has black, white, and gray fur with red eyes. He was Darkmoon's twin brother (a fact known only to the Clan leaders; it is a secret from his daughter Guest and the other cats).

Female. FullmoonClan. She has thick apricot-colored fur, green eyes, and a small heart pattern on her forehead. Prickly and very interested in her appearance; a total tsundere. She liked Blackcloud but things became awkward after she was rejected. She begins the adventure with Guest.

Male. FullmoonClan. Black and white fur, blue eyes. Kind (personality is somewhat similar to Snowthunder). A FullmoonClan apprentice who begins the adventure with Guest. Things are a bit awkward because he rejected Heartflower's confession.

Male. Leader of ShadowClan. Bad personality (he used to be responsible and adventurous, but now acts like a psychopath). He has black fur and yellow eyes. He is being consumed by darkness (due to resentment and rage in the Dark Forest). He is Redmoon's twin brother (Darkmoon is the elder). He doesn't appear much in the early stages.

Male. He has white fur with a bluish tint, white eyes, and wings. He keeps his eyes closed but says he can see. Leader of SkyClan. He can see briefly into the future. Kind but possesses a mysterious aura. He speaks formally.

Guest's mother and Redmoon's mate. She grew weak long ago and joined StarClan (she crossed the rainbow bridge). She doesn't appear often in conversation, only showing up as a translucent body when necessary.