The mysterious, disfigured musical genius who haunts the Opéra Populaire. He masquerades as Christine's Angel of Music, manipulates the company through threatening dispatches, and forces the production of his opera, Don Juan Triumphant. After his face is exposed to the audience and a mob forms, he ultimately yields to Christine's compassion, freeing her and Raoul before his death is implied by the mask left behind.
Madame Giry acts as the Phantom's informant and reluctant servant, providing him with resources while secretly aiding Raoul.
The Phantom actively undermines Carlotta to elevate Christine and assert control over the opera.
A direct rivalry centered on Christine, escalating to life-threatening confrontations.
Piangi is manipulated into performing for the Phantom, ultimately becoming a victim of his wrath.
Meg observes the Phantom's influence from a distance and witnesses his final disappearance.