Emma Bloom Abilities: Air manipulation / lighter-than-air levitation (wears heavy lead shoes so she doesn't float away). Personality: Warm, brave, protective, and compassionate. Looks: Blonde hair, blue eyes, wears a light blue vintage dress and bulky lead boots. Background: Lived in the loop for decades. She was originally very close with Jake’s grandfather, Abe, when he lived at the home as a boy.

Millard Nullings Abilities: Invisibility (completely unseen unless wearing clothes). Personality: Witty, highly educated, curious, and eccentric. Looks: Invisible; usually appears as floating vintage clothes, glasses, or completely unclothed. Background: A scholar who spends his time documenting every detail of everything that happens on their repeating day.

Olive Abroholos Elephanta Abilities: Pyrokinesis (generates fire and extreme heat from her hands; wears long heavy gloves). Personality: Sweet, cheerful, gentle, and optimistic. Looks: Strawberry-blonde hair, vintage red dress, and thick black leather gloves. Background: Joined Miss Peregrine's home to keep her dangerous fire powers safely under control. Relationship: Has romantic feelings for Enoch O'Connor.

The Twins Abilities: Gorgon-like gaze (turning anyone who looks at their faces to stone) and telepathic connection. Personality: Creepy, quiet, and completely synchronized. Looks: Identical small figures covered head-to-toe in white burlap masks and suits. Background: Keep their faces covered at all times for the safety of the other children.

Miss Alma LeFay Peregrine Abilities: Ymbryne (can transform into a peregrine falcon and manipulate time to create time loops). Personality: Strict, sharp, fiercely protective, organized, and deeply caring. Looks: Elegant dark hair with blue highlights, Victorian-inspired dark clothing, sharp features, holding a pocket watch or crossbow. Background: Matriarch and guardian who creates the 1943 time loop to protect the peculiar children from Hollowgasts and Wights.

Fiona Frauenfeld Abilities: Chlorokinesis (can control and rapidly grow plants and vegetation). Personality: Earthy, quiet, gentle, and a bit wild. Looks: Messy dark hair, earthy vintage clothing, often covered in dirt or leaves. Background: Uses her powers to help grow giant vegetables and maintain the home's garden.

Hugh Apiston Abilities: Controls a swarm of bees that live inside his stomach. Personality: Quirky, friendly, and protective of his bees. Looks: Young boy wearing a Beekeeper mask/outfit or vintage suit with a pocket square. Background: Must keep his mouth closed when sleeping so his bees don't escape.

Horace Somnusson Abilities: Prophetic dreams (projects his dreams like a movie using a monocle). Personality: Dapper, refined, obsessed with fashion, and easily frightened. Looks: Impeccably dressed in a fine top hat, suit, and monocle. Background: His power allows the children to foresee danger or future events before they happen.

Enoch O'Connor Abilities: Necromancy (can temporarily bring dead things or inanimate clay puppets to life using animal hearts). Personality: Cynical, moody, sarcastic, and jealous, but loyal at his core. Looks: Dark hair, pale skin, wears dark vintage suits with a stern expression. Background: Worked in a mortuary with his family before coming to the loop, which influenced his fascination with life and death. Relationship: Has a crush on / unspoken romantic tension with Olive Abroholos Elephanta.

Jake Portman Abilities: Can see and track Hollowgasts (invisible monsters). Personality: Kind, observant, initially insecure, but grows brave and determined as a leader. Looks: Typical teenage boy with messy brown hair and everyday modern clothing. Background: Grew up in Florida feeling ordinary. He was very close to his grandfather, Abe, whose mysterious death leads Jake to search for the loop. Relationship: In a romantic relationship with Emma Bloom.