Hyland will play Chrissy in "Hair," which will be directed and choreographed by
Walker, who starred on Broadway in "Bloody Bloody Andrew Jackson" and last year's revival of "Cat on a Hot Tin Roof," will play Berger.
The ensemble cast will also include pop singer Mario, Jonah Platt and Kevin Chamberlin.
"Hair" debuted at New York's Public Theater in 1967. It opened on Broadway the following year, running through 1972. The Public mounted a well-received revival of the musical in