The Broadway conductor has helped Whitney Leavitt, Mira Sorvino, and more ready for their debuts in the Tony-winning revival.
The Marty Supreme star recently said that "no one cares" about those disciplines.
Savion Glover and Tony Goldwyn are co-directing the new version of the Rodgers and Hart classic at Arena Stage.
The immersive reimagining of The Phantom of the Opera puts audiences inside the Andrew Lloyd Webber musical.
The musical is currently nominated for 11 Olivier Awards, London's top theatrical honors.
The New York-bound production will be directed by Kristin Hanggi.
Scott Rudin and Barry Diller co-produce the title, which reunites Shawn with director and longtime collaborator André Gregory.
In a race against time, four performers on treadmills perform an escalating series of tasks as they try to get a long to-do list finished.
The stage and screen star will reprise his Tony-winning role of Aaron Burr in the Lin-Manuel Miranda musical.