Step into the enchanting world of Hogwarts, where magic intertwines with everyday life and extraordinary characters captivate our imaginations. Join me on a mesmerizing journey through the pages of "Harry Potter and the Deadly Hallows" as we delve into the diverse cast of characters, each bringing their own unique charm and pivotal role to this beloved tale. From the first encounters that spark the magic to the unfolding of destinies, let's unravel the captivating story of these characters in order of appearance, revealing the essence of their roles within this fantastical realm. Prepare to be spellbound as we embark on a thrilling adventure that will leave you yearning for more.

1. Lord Voldemort (Tom Riddle): The main antagonist, Voldemort is now in control of the Ministry of Magic. He's on a quest to kill Harry and achieve immortality.
2. Severus Snape: Now the headmaster of Hogwarts, Snape is secretly working to protect the students and help the Order of the Phoenix.
3. Lucius Malfoy: A disgraced Death Eater, Lucius has lost favor with Voldemort. His home is being used as the Death Eaters' headquarters.
4. Bellatrix Lestrange: Voldemort's most devoted follower, she's involved in the torture of various characters and fights in the Battle of Hogwarts.
5. Draco Malfoy: Draco is being forced to serve Voldemort alongside his parents. He shows signs of reluctance and internal conflict.
6. Yaxley: A Death Eater who successfully infiltrates the Ministry of Magic.
7. Charity Burbage: The former Muggle Studies teacher at Hogwarts who is killed by Voldemort for her pro-muggle beliefs.
8. Harry Potter: The protagonist, Harry goes on a quest to destroy Voldemort's Horcruxes. He learns about his destiny and the Deathly Hallows.
9. Vernon, Petunia, and Dudley Dursley: Harry's relatives, they go into hiding to protect themselves from the Death Eaters.
10. Hedwig: Harry's pet owl, she's killed during the escape from Privet Drive.

11. Hermione Granger: Harry's best friend, Hermione is instrumental in the quest to destroy the Horcruxes. She's tortured by Bellatrix at Malfoy Manor.
12. Ron Weasley: Harry's other best friend, Ron also helps in the quest. He temporarily leaves due to a fight but returns to save Harry's life.
13. Fred, George, Bill, Fleur, Charlie, Molly, and Arthur Weasley: They all participate in the war against Voldemort. Fred is killed during the Battle of Hogwarts.
14. Rubeus Hagrid: He helps in Harry's escape from Privet Drive. Later, he's captured by Death Eaters and believes Harry is dead.
15. Remus Lupin and Nymphadora Tonks: They get married and have a child, but both die in the Battle of Hogwarts.
16. Kingsley Shacklebolt and Nymphadora Tonks: Order members who participate in the Battle of Hogwarts. Kingsley becomes the interim Minister for Magic after Voldemort's defeat.
17. Mundungus Fletcher: A thief and member of the Order, he's involved in the plan to move Harry from Privet Drive but abandons the plan out of fear.
18. Alastor 'Mad-Eye' Moody: Moody is killed during the escape from Privet Drive.
19. Rufus Scrimgeour: The Minister for Magic, he's killed when Voldemort takes over the Ministry.
20. Ginny Weasley: She's involved in the resistance movement at Hogwarts and fights in the Battle of Hogwarts. She and Harry share a kiss before the battle.

21. Albus Dumbledore (posthumous): Harry learns more about Dumbledore's past and his plans for Harry's sacrifice.
22. Elphias Doge: An old friend of Dumbledore's, he defends Dumbledore's memory when others question his past.
23. Aunt Muriel: A relative of the Weasleys, she provides critical information about the history of the Dumbledore family and the origins of the Peverell ring, which is one of the Deathly Hallows. Her biting commentary adds a touch of humor to the story.

Certainly, here's the continuation of the character list:

24. Kreacher: The Black family house-elf, he becomes more loyal to Harry after being shown kindness. He leads the house-elves of Hogwarts in the final battle.
25. Dobby: A house-elf who helps Harry and his friends escape from Malfoy Manor. He dies from a knife thrown by Bellatrix.
26. Xenophilius Lovegood: Luna's father, he betrays Harry to the Death Eaters in an attempt to save his abducted daughter.

27. Luna Lovegood: A friend of Harry, she's abducted by Death Eaters to leverage her father. She's rescued and fights in the Battle of Hogwarts.
28. Gregorovitch: A famous wand maker, he's killed by Voldemort in his search for the Elder Wand.
29. Gellert Grindelwald: Once a friend of Dumbledore's and a dark wizard, he lies to Voldemort about the Elder Wand and is killed.
30. Bathilda Bagshot: An old friend of Dumbledore's family and author of "A History of Magic," she's killed by Voldemort, and her body is used to hide Nagini.
31. Nagini: Voldemort's snake and a Horcrux, she's killed by Neville with the Sword of Gryffindor.
32. Rita Skeeter: A journalist, she writes a scandalous biography of Dumbledore.
33. Aberforth Dumbledore: Albus' brother, he helps Harry, Hermione, and Ron enter Hogwarts.
34. Neville Longbottom: He leads the resistance at Hogwarts and kills Nagini, proving himself a true hero.
35. Seamus Finnigan and Dean Thomas: They participate in the resistance at Hogwarts and fight in the Battle of Hogwarts.
36. Parvati Patil and Lavender Brown: They also participate in the resistance at Hogwarts. Lavender is killed in the Battle of Hogwarts.

37. Cho Chang: A former love interest of Harry's, she fights in the Battle of Hogwarts.
38. Percy Weasley: He reconciles with his family and fights in the Battle of Hogwarts.
39. Minerva McGonagall, Filius Flitwick, and Pomona Sprout: They lead the defense of Hogwarts and fight in the Battle of Hogwarts.
40. Argus Filch: The caretaker of Hogwarts, he's seen attempting to maintain order during the chaos.
41. Vincent Crabbe and Gregory Goyle: They attempt to kill Harry, Ron, and Hermione in the Room of Requirement. Crabbe dies when he can't control his Fiendfyre curse.
42. Helena Ravenclaw (The Grey Lady): The ghost of Ravenclaw House, she tells Harry how to find the lost diadem, one of the Horcruxes.
43. The Bloody Baron: The ghost of Slytherin House, mentioned in passing.
44. Sybill Trelawney: The Divination teacher, she fights in the Battle of Hogwarts.
45. Fenrir Greyback: A werewolf and Death Eater, he's injured by Hermione and Ron during the Battle of Hogwarts.
46. Hepzibah Smith (posthumous): Her story is mentioned again in relation to the Hufflepuff's cup Horcrux.
47. Tom Riddle Sr. (posthumous): His grave is visited by Voldemort and Nagini.