La bande-originale de la pièce a été composée par la lauréate d’un Grammy Award, Imogen Heap. Retrouvez, ci-dessous, les titre.
- Suite One: Platform 9 3/4 (2:20)
- Suite One: The Hogwarts Express (1:54)
- Suite One: Welcome to Hogwarts (3:35)
- Suite One: Wand Dance (1:30)
- Suite One: Albus Severus Potter (1:30)
- Suite One: The Blanket (1:27)
- Suite One: Hut on the Rock (2:33)
- Suite One: A Malfoy (1:17)
- Suite One: Anything from the Trolley, Dears? (3:12)
- Suite One: Ministry of Magic (1:19)
- Suite One: St. Oswald’s (1:58)
- Suite One: Wizarding World (1:17)
- Suite One: Shadows and Spirits (2:00)
- Suite Two: Privet Drive (1:58)
- Suite Two: McGonagall’s Office (1:17)
- Suite Two: The Forbidden Forest (3:03)
- Suite Two: Edge of the Forest (2:17)
- Suite Two: Dragons! (2:07)
- Suite Two: Dumbledore (1:11)
- Suite Two: Staircase Ballet (2:13)
- Suite Two: The Duel (1:16)
- Suite Two: Invisibility Cloak (1:00)
- Suite Two: Moaning Myrtle (2:09)
- Suite Two: Scorpius Alone (1:35)
- Suite Three: A World of Darkness (2:33)
- Suite Three: Another Hogwarts (1:57)
- Suite Three: Dementors (2:05)
- Suite Three: Expecto Patronum (1:27)
- Suite Three: In Trouble (Again) (1:22)
- Suite Three: Slytherin Dormitory (1:42)
- Suite Three: The Owlery (1:23)
- Suite Three: A New Prophecy (2:31)
- Suite Three: The Augurey (0:55)
- Suite Four: Extraordinary General Meeting (0:29)
- Suite Four: Godric’s Hollow (2:19)
- Suite Four: Paint and Memory (1:10)
- Suite Four: Something Written (1:46)
- Suite Four: The Final Battle (3:56)
- Suite Four: The Arrival (0:52)
- Suite Four: Lily and James (1:12)
- Suite Four: Burning Bed (1:54)
- Suite Four: A Nice Day (2:19)