Roscioli previously played the role of Elphaba on Broadway, in Chicago and on tour. She holds the distinction of having played Elphaba in more performances than any other actress. Roscioli joins principal cast members Patti Murin as Glinda, Kim Zimmer as Madame Morrible and Tom McGowan as The Wizard.
The Wicked cast also features Justin Brill (Boq), Clifton Davis (Dr. Dillamond), Cliffton Hall (Fiyero), Demaree Hill (Nessarose), Carla Stickler, Lauren Boyd, Antonette Cohen, Rick Desloge, Luis Augusto Figueroa, Timothy A. Fitz-Gerald, Napoleon W. Gladney, Brenda Hamilton, Courtney Iventosch, Spencer Jones, Trevor Ryan Krahl, Renee Lawless-Orsini, Philip Dean Lightstone, Marissa Lupp, Michael Mahany, Kevin McMahon, Ashley Dawn Mortensen, Cassie Okenka, Christopher Russo, Adea Michelle Sessoms, Sarah Schenkkan, Pamela Shandrow, Ben Susak, Shanna VanDerwerker and Mikey Winslow.
According to producers, "Long before Dorothy drops in, two other girls meet in the land of Oz. One – born with emerald green skin — is smart, fiery and misunderstood. The other is beautiful, ambitious and very popular. Wicked tells the story of their remarkable odyssey, how these two unlikely friends grow to become the Wicked Witch of the West and Glinda the Good."
Wicked has scenic design by Eugene Lee, costume design by Susan Hilferty, lighting design by Kenneth Posner, sound design by Tony Meola, projections by Elaine J. McCarthy, wig and hair design by Tom Watson, music supervision and arrangements by Stephen Oremus, orchestrations by William David Brohn and dance arrangements by James Lynn Abbott.