Anthony Warlow is an Australian musical theatre performer, noted for his character acting and considerable vocal range. He is a classically trained lyric baritone and made his debut with the Australian Opera in 1980.

The Phantom of the Opera is a musical with music by Andrew Lloyd Webber, lyrics by Charles Hart, additional lyrics by Richard Stilgoe and a libretto by Lloyd Webber and Stilgoe. Based on the 1910 French novel of the same name by Gaston Leroux, it tells the tragic story of a beautiful soprano, Christine Daaé, who becomes the obsession of a mysterious, masked musical genius living in the subterranean labyrinth beneath the Paris Opéra House.