Standard sixth-year Potions textbook, though Harry's copy contains helpful annotations.

Quality control worker who ensures Every Flavour Beans meet company standards.

Member of Slughorn's Slug Club, likely due to his mother's notorious reputation.

Famous wizard whose image appears on collectible Chocolate Frog cards.

Factory employee who helps produce the popular Chocolate Frogs and their wizard cards.

Tries out for Gryffindor Quidditch team as Keeper, competing with Ron Weasley.

Gryffindor sixth-year student who plays on the Quidditch team as a Chaser.

Sixth-year student acting suspiciously at Borgin and Burkes. Seems to be on a secret mission.

New first-year student sorted into Gryffindor House, adjusting to magical education.

Fourth-year Slytherin student displaying typical house ambition and cunning.

Gryffindor student who tries out for the Quidditch team but doesn't make it.

Main dining hall of Hogwarts where students eat meals and important announcements are made.

Excels in Potions using an old textbook annotated by 'The Half-Blood Prince.' Becomes Slughorn's...

Suspicious of Harry's sudden success in Potions. Correctly suspects he's getting help from...

One of the many house-elves working in Hogwarts kitchens to prepare student meals.

Forms the Slug Club of well-connected students. Clearly favors those with famous or influential...

Fifth-year Gryffindor who becomes one of the team's new Beaters.

Gryffindor seventh-year student and Chaser on the Quidditch team.

Gryffindor sixth-year student who becomes romantically interested in Ron Weasley.

Invited to Slughorn's Christmas party, showing she has some social standing despite her oddness.

Transfiguration Professor and Head of Gryffindor House, concerned about student safety with...

Invited to Slughorn's Slug Club meetings due to his parents' heroic reputation.

Postal worker who helps sort and deliver owl post throughout the wizarding world.

Gryffindor sixth-year student, twin sister to Padma Patil in Ravenclaw.

Fourth-year Gryffindor who becomes the team's other new Beater.

Fourth-year Gryffindor girl who has a crush on Harry Potter and tries to slip him love potions.

Sixth-year student struggling in Potions while Harry excels with the Prince's book. Feeling...

Keeper of Keys and Grounds, Care of Magical Creatures teacher. Devastated by Dumbledore's absence.

Gryffindor sixth-year student, Harry's dorm mate with a tendency toward magical accidents.

Second-year Hufflepuff student, hardworking and loyal like most in the house.

Slytherin Quidditch Captain who leads his team against other houses.

Gryffindor student who tries out for the Quidditch team as Keeper.

Hufflepuff student and Quidditch Chaser, skeptical and often questioning.

High-quality cauldron used for brewing complex potions like Felix Felicis.

Begins showing Harry memories of Voldemort's past, starting with his childhood at the orphanage.

Head of the Department of Magical Law Enforcement, mentioned as murder victim of Voldemort.

Dangerous Death Eater mentioned among Voldemort's most loyal followers.

Ministry employee and Order member, working against Voldemort from within the government.

Death Eater who worked as a spy within the Ministry of Magic for years.

Death Eater and Narcissa's sister, suspicious of Snape's loyalty to Voldemort.

Ron's uncle, mentioned as having seen a grim and died twenty-four hours later.

Eldest Weasley son, curse-breaker for Gringotts and Order member. Engaged to Fleur Delacour.

Ministry official from the Magical Accidents and Catastrophes Department who visited the Gaunt...

Employee who helps run the Dark Arts shop and assists customers.

Skilled craftsman who makes magical cauldrons for potion brewing.

Popular singer on the Wizarding Wireless Network, especially loved by Molly Weasley.

Former Minister for Magic, recently removed from office due to his handling of Voldemort's return.

Owl that delivers copies of the Daily Prophet newspaper to subscribers.

Shady dealer in Knockturn Alley who sells dangerous and illegal magical items.

Various defensive spells demonstrated and practiced in Snape's Defense classes.

One of many shopkeepers in Diagon Alley selling various magical goods.

Trader who deals in dragon heartstrings and other rare wand core materials.

Shop owner who sells owls and owl supplies to witches and wizards.

Author who writes about vampires and attends Slughorn's Christmas party.

Elderly wizard and longtime friend of Dumbledore, member of the Order of the Phoenix.

Member of the Order of the Phoenix, murdered by Death Eaters during the war.

Ornate magical frame that houses moving portraits throughout Hogwarts castle.

Student whose parent is a renowned healer, invited to Slughorn's exclusive gatherings.

Extremely difficult potion that grants the drinker good luck for a limited time.

Charms Professor and Head of Ravenclaw House, small in stature but skilled in magic.

Former Triwizard champion, part-Veela witch engaged to Bill Weasley.

Worker who maintains and repairs the Floo Network transportation system.

Ministry worker who monitors and maintains the Floo Network transportation system.

Magical powder used for traveling through fireplaces connected to the Floo Network.

Employee who helps customers find books and manages inventory at the bookshop.

Enchanted paper airplane that carries messages between Ministry departments.

Administrative assistant who helped Cornelius Fudge during his time as Minister.

Squalid, run-down home where the impoverished Gaunt family lives in Little Hangleton.

Goblin who operates the underground carts that transport customers to their vaults.

Goblin guard at Gringotts Bank who checks visitors for Dark Arts detection.

Captain of the Holyhead Harpies professional Quidditch team, mentioned as Slug Club connection.

Dark magical artifact seen in Borgin and Burkes, gives light only to the holder.

Scarlet steam engine that transports students between King's Cross and Hogwarts.

Stern librarian who guards the Hogwarts library books jealously.

Customer browsing joke products at Fred and George's joke shop.

Senior Auror and Order member working undercover in the Ministry.

Purple triple-decker bus that provides emergency transport for stranded wizards.

Knight Bus employee who collects fares and helps passengers board safely.

Poor wizard living on the streets of Knockturn Alley, begging for coins.

Suspicious wizard shopping for Dark Arts items in Knockturn Alley shops.

Witch who frequents Knockturn Alley shops looking for Dark Arts items.

Ancient house-elf of the Black family, bitter and devoted to his old mistress's portrait.

Regular customer at the Leaky Cauldron who drinks and socializes with other wizards.

Ministry worker who investigates magical accidents and covers them up from Muggles.

Ministry employee responsible for maintaining the magical systems in the building.

Owner of the magical pet shop that sells various magical creatures as companions.

Ravenclaw student invited to Slughorn's party due to his connection to Damocles Belby.

Violent pure-blood wizard, patriarch of the Gaunt family. Obsessed with his ancestry and blood...

Witch from the impoverished Gaunt family, daughter of Marvolo Gaunt. Lives in squalor and fear.

Maintenance worker who keeps the Ministry of Magic building clean and functional.

Ministry employee who operates the magical lifts that transport people between floors.

Student invited to Slug Club due to his father's important Ministry position.

Security guard who monitors visitors entering the Ministry of Magic.

Wizard responsible for security at the Ministry of Magic building.

Devoted mother and Order member, fiercely protective of her family and Harry.

Violent wizard, son of Marvolo Gaunt and brother to Merope. Speaks Parseltongue and attacks Muggles.

Owner of Borgin and Burkes Dark Arts shop, nervous around Draco Malfoy who seems to be threatening...

Matron of Wool's Orphanage where Tom Riddle grew up. Tells Dumbledore about Tom's disturbing...

Shady wizard and Order member who deals in stolen goods and questionable items.

Draco's mother, desperate to protect her son from Voldemort's dangerous mission. Makes Snape vow to...

One of the newest students at Hogwarts, still adjusting to the magical world.

Metamorphmagus and Auror, member of the Order of the Phoenix. Seems subdued and unlike her usual...

Ministry employee who modifies Muggle memories when magical accidents occur.

Ravenclaw sixth-year student, twin sister to Parvati Patil in Gryffindor.

Third Weasley son, ambitious Ministry employee who has estranged himself from his family over...

Rare materials dealer who supplies phoenix feathers for the most powerful wands.

Herbology Professor and Head of Hufflepuff House, expert in magical plants.

Screaming portrait of Sirius's mother that hurls insults at blood traitors and Muggles.

Person whose portrait hangs in Hogwarts and can move and speak to viewers.

Professional Quidditch player mentioned in connection with Slug Club connections.

Auror mentioned among those investigating Death Eater attacks.

Official who referees professional Quidditch matches and enforces game rules.

Craftsperson who makes magical quills and other writing implements for students.

Former Defense Against the Dark Arts teacher, now working for the Order of the Phoenix.

Skilled seamstress who sews robes and other magical clothing for witches and wizards.

Death Eater married to Bellatrix, mentioned as being equally devoted to Voldemort.

New Minister for Magic, former Auror with a tough reputation. Taking a harder line against...

Vampire brought to Slughorn's Christmas party by Eldred Worple, makes students nervous.

Auror working to combat the increasing Death Eater activity.

Senior student in their final year at Hogwarts, preparing for N.E.W.T. examinations.

Finally achieves his ambition to teach Defense Against the Dark Arts, replacing Umbridge.

Apothecary owner who sells potion ingredients to students and professional brewers.

Precious locket passed down in the Gaunt family from Salazar Slytherin himself.

Third-year Ravenclaw student known for academic excellence and curiosity.

Cormac McLaggen's uncle, well-connected Ministry official that impresses Slughorn.

Eleven-year-old boy at Wool's Orphanage, already showing signs of cruelty and magical ability.

Handsome Muggle from the village of Little Hangleton, enchanted by Merope Gaunt with a love potion.

Owner of upscale robe shop in Diagon Alley, caters to wealthy wizarding families.

Specialist who ethically collects unicorn hair for use in wand cores.

Merchant who supplies magical wood for wand-making to craftsmen like Ollivander.

Professional photographer who takes moving magical photographs for special occasions.

Producer who creates radio programs for the Wizarding Wireless Network.