Gambatese (Wicked, All Shook Up, Tarzan) will play Maria, with Hibbert ("The Nanny," The Drowsy Chaperone, Curtains) as Max Detweiler.
The cast also features opera stars Christine Brewer and Elizabeth Futral, as the Mother Abbess and Elsa Schraeder, respectively. The Sound of Music will also include 37 members of the Lyric Opera Orchestra and a 25-member ensemble.
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