Breaking News: Audra McDonald, Laura Benanti and Christian Borle Join NBC's THE SOUND OF MUSIC Broadcast!

According to the Hollywood Reporter, NBC's upcoming live broadcast of "The Sound of Music" will feature a handful of Broadway veterans to join previously announced Carrie Underwood and Stephen Moyer. Audra McDonald, Laura Benanti and Christian Borle have signed on to play Mother Abbess, Elsa Schrader and Max Dettweiler respectively.

Additional casting has not yet been announced.

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"The Sound of Music" will be presented as a live three-hour broadcast and will air on December 5 on NBC. Five-time Grammy winner Carrie Underwood will star in the coveted role of Maria Von Trapp. Acclaimed British actor Stephen Moyer, best known to U.S. audiences for his role as Bill Compton in HBO's "True Blood, will portray decorated World War I hero Capt. Georg Von Trapp.

From Universal Television, "The Sound of Music" is executive produced by Neil Meron and Craig Zadan. Beth McCarthy-Miller and Rob Ashford will serve as directors. The live holiday production will be based on the original 1959 Broadway production of "The Sound of Music," which starred Mary Martin and Theodore Bikel. The play won the Tony Award as best musical and Martin won as best actress.