At the Paris Opera House, a mysterious phantom threatens the famed lyric singer Carlotta, forcing her to relinquish her role as Marguerite in 'Faust' to the unknown Christine Daaé. Christine encounters the phantom—a masked man—living in the catacombs beneath the opera house. Cast: - Lon Chaney as Erik, The Phantom - Mary Philbin as Christine Daaé - Norman Kerry as Vicomte Raoul de Chagny - Arthur Edmund Carewe as Ledoux - Gibson Gowland as Simon Buquet - John St. Polis as Comte Philippe de Chagny - Snitz Edwards as Florine Papillon - Mary Fabian as Carlotta - Virginia Pearson as Carlotta / Carlotta's mother Runtime: 106 minutes.