Sierra Boggess

Sierra Boggess. Actress: The Phantom of the Opera at the Royal Albert Hall. Sierra Marjory Boggess was born May 20, 1982. She is best known for her roles as Ariel in the Broadway production of "The Little Mermaid" and Christine Daae in "The Phantom of the Opera". Her career started when she was cast in the Ensemble and as the understudy of Cosette in the US Tour of Les Miserables....