Gryffindor Chaser and member of the Quidditch team under Angelina's captaincy.

New Gryffindor Quidditch Captain and Chaser, trying to maintain team discipline and win the Cup.

Uses a blood quill to torture Harry during detention, making him carve words into his own skin.

Seventh-year Gryffindor and one half of the Weasley twins. Developing joke products and planning...

Seventh-year Gryffindor and twin to Fred. Co-developing Weasleys' Wizard Wheezes products.

Suffers detention with Umbridge, who forces him to write 'I must not tell lies' with a blood quill.

Harry's snowy owl who has been prevented from carrying messages, showing signs of frustration.

Suggests forming a secret Defense group to learn practical magic. Concerned about Umbridge's...

Gryffindor Chaser and member of the Quidditch team under Angelina's captaincy.

Transfiguration professor and Head of Gryffindor House. Increasingly frustrated with Umbridge's...

Writes to Ron warning him away from Harry and suggesting he become a prefect to distance himself.

Has sided with the Ministry over his family, causing a rift with the Weasleys.

Fifth-year Gryffindor and Harry's best friend. Living at Grimmauld Place with the Order.

Arrested for attempting to break into the Ministry of Magic while under the Imperius Curse.

Additional Diagon Alley Merchant 1 appears in the story as a Shop owner.

Additional Diagon Alley Merchant 2 appears in the story as a Shop owner.

Additional Diagon Alley Merchant 3 appears in the story as a Shop owner.

Additional Gryffindor Student 1 appears in the story as a Gryffindor student.

Additional Gryffindor Student 2 appears in the story as a Gryffindor student.

Additional Gryffindor Student 3 appears in the story as a Gryffindor student.

Additional Hogwarts Portrait 1 appears in the story as a Hogwarts portrait.

Additional Hogwarts Portrait 2 appears in the story as a Hogwarts portrait.

Additional Hogwarts Portrait 3 appears in the story as a Hogwarts portrait.

Additional Hufflepuff Student 1 appears in the story as a Hufflepuff student.

Additional Hufflepuff Student 2 appears in the story as a Hufflepuff student.

Additional Hufflepuff Student 3 appears in the story as a Hufflepuff student.

Additional Ministry Employee 1 appears in the story as a Ministry employee.

Additional Ministry Employee 2 appears in the story as a Ministry employee.

Additional Ministry Employee 3 appears in the story as a Ministry employee.

Additional Order Member 1 appears in the story as a Order member.

Additional Order Member 2 appears in the story as a Order member.

Additional Order Member 3 appears in the story as a Order member.

Additional Ravenclaw Student 1 appears in the story as a Ravenclaw student.

Additional Ravenclaw Student 2 appears in the story as a Ravenclaw student.

Additional Ravenclaw Student 3 appears in the story as a Ravenclaw student.

Additional Slytherin Student 1 appears in the story as a Slytherin student.

Additional Slytherin Student 2 appears in the story as a Slytherin student.

Additional Slytherin Student 3 appears in the story as a Slytherin student.

Real Mad-Eye Moody, paranoid ex-Auror and Order member. Freed after being imprisoned by Barty...

Defends Harry at his Ministry hearing, helping him avoid expulsion from Hogwarts.

Head of the Department of Magical Law Enforcement and a fair-minded witch who presides over Harry's...

Sirius's cousin, burned off the family tree for marrying a Muggle-born.

Assistant working at the apothecary shop in Diagon Alley.

Harry's elderly neighbor revealed to be a Squib who has been watching over him for Dumbledore.

Hogwarts caretaker who enthusiastically supports Umbridge's harsh punishments and increased...

Works at the Ministry in the Misuse of Muggle Artefacts Office and is a member of the Order.

Sirius's cousin shown on the Black family tree, burned off for being a Death Eater.

Arthur's eldest son who works as a curse-breaker for Gringotts and is an Order member.

One of many hostile portraits of Black family ancestors hanging in Grimmauld Place.

Another hostile portrait of Black family ancestors in the house.

Slytherin student in Harry's year, known for his mother's multiple marriages.

Employee at Flourish and Blotts bookstore.

Hufflepuff student killed by Voldemort, remembered as a hero who died fighting against evil.

Arthur's second son who works with dragons in Romania and is an Order member.

A Ravenclaw student and Seeker who Harry has feelings for, still grieving Cedric Diggory's death.

The Minister for Magic who refuses to believe Voldemort has returned and sees Harry as a threat to...

Gryffindor student and Harry's dormmate who supports West Ham football club.

Magical kittens on plates that decorate Umbridge's office, meowing and moving around.

A small wizard in a top hat who previously bowed to Harry, revealed to be an Order member.

Have joined Voldemort's side and are breeding, causing despair across Britain.

Ministry employee working in creature regulation.

Ministry worker handling magical accidents.

Witch shopping in Diagon Alley during the Weasleys' visit.

Wizard browsing shops in Diagon Alley.

Slytherin student who antagonizes Harry and his friends, now more hostile due to his father's...

Harry's cousin who is attacked by Dementors and experiences their effects for the first time.

An elderly wizard and old friend of Dumbledore, member of the Order of the Phoenix.

A member of the Order of the Phoenix who helps guard Harry.

A member of the Wizengamot present at Harry's disciplinary hearing.

Wizengamot member who questions Harry during his disciplinary hearing.

New first-year student sorted into one of the houses.

Fourth-year student attending Hogwarts classes.

Dark wizard defeated by Dumbledore in 1945, mentioned in History of Magic.

Fourth-year Gryffindor and youngest Weasley. Growing more confident and outspoken.

Draco's loyal follower and bodyguard, a Slytherin student.

Order member or ally visiting the headquarters.

Reserve player for the Gryffindor Quidditch team.

Gryffindor house member who supports Harry during difficult times.

Another Gryffindor student attending classes and meals.

A pink-cheeked, black-haired witch and member of the Order of the Phoenix.

Witch who sells sweets and treats on the Hogwarts Express.

One of many moving portraits decorating Hogwarts corridors.

Another portrait resident of Hogwarts castle walls.

Hufflepuff student who quietly supports Harry's version of events.

Ministry employee dealing with international magical relations.

A tall black Auror who is secretly a member of the Order of the Phoenix.

The ancient house-elf of the Black family who serves at Grimmauld Place, hostile toward his current...

Gryffindor student who is obsessed with Divination and believes in Trelawney's predictions.

Dreamy fourth-year Ravenclaw who can see Thestrals. Believes in many strange creatures and...

Strict Hogwarts librarian who guards the books fiercely.

A witch from the Improper Use of Magic Office who sends Harry a letter about his underage sorcery.

Ministry employee overseeing magical transportation.

Ministry employee who operates the magical lifts and announces floors.

Security guard who checks wands and monitors visitors to the Ministry.

Arthur's wife and mother of the Weasley children, strongly protective of her family.

Screaming portrait of Sirius's mother that cannot be removed from the wall at Grimmauld Place.

Filch's cat who patrols the corridors and reports student misbehavior.

A disreputable wizard and member of the Order who was supposed to be guarding Harry but abandoned...

Sirius's cousin shown on the family tree, married to Lucius Malfoy.

Gryffindor House ghost who provides comfort and advice to house members.

Young Auror and Metamorphmagus who can change her appearance at will. Member of the Order.

Wizard allied with the Order who helps in various missions.

Another ally of the Order providing support and information.

Order member assigned to guard duty and protection missions.

Reformed after Voldemort's return, with many original members rejoining the fight.

Sirius's father shown on the Black family tree.

A Slytherin student and admirer of Draco Malfoy.

Gryffindor student and Padma's twin sister, also obsessed with Divination.

Former Marauder turned Death Eater who serves Voldemort and betrayed the Potters.

Harry's aunt who receives a Howler reminding her of her obligation to keep Harry safe.

Portrait of Sirius's great-great-grandfather, the least popular Hogwarts headmaster, who spies for...

A ministry official present at Harry's disciplinary hearing.

Hogwarts matron who treats students injured by Umbridge's punishments and other incidents.

Ghost professor who teaches History of Magic in his monotonous style.

Head of Ravenclaw House and Charms professor.

Head of Hufflepuff House and Herbology professor.

Intellectual Ravenclaw student analyzing the situation carefully.

Sirius's younger brother shown on the Black family tree, died young.

Former Hogwarts professor and member of the Order of the Phoenix. Still a werewolf, living on the...

Absent from the start of term feast, having been sent on a mission by Dumbledore.

Gryffindor student whose mother initially believes Ministry propaganda about Harry and Dumbledore.

Second-year student attending classes at Hogwarts.

Seventh-year student preparing for NEWTs.

Member of the Order of the Phoenix, reporting on Death Eater activities. Still unpleasant toward...

Explains the Order of the Phoenix to Harry and reveals the prophecy's existence.

Sixth-year student taking advanced classes at Hogwarts.

Slytherin student who supports Umbridge's regime.

Portrait guarding the Gryffindor common room entrance, requiring passwords.

Magical hat that sorts new students into their houses at the start of term.

Slytherin student in Harry's year, son of a Death Eater.

One of the thestrals pulling the Hogwarts carriages, visible to Harry.

Winged skeletal horses that pull the Hogwarts carriages, visible only to those who have witnessed...

Third-year student who joins Dumbledore's Army.

A member of the Wizengamot present at Harry's disciplinary hearing.

Innkeeper of the Leaky Cauldron who greets the Weasleys and Harry.

Harry's uncle who becomes even more hostile after the Dementor attack and tries to throw Harry out.

Draco's loyal follower and bodyguard, a Slytherin student.

Sirius's mother shown on the family tree, her portrait screams at intruders.

Unnamed member of the Wizengamot present at Harry's hearing.

Another unnamed member of the Wizengamot at Harry's disciplinary hearing.