Directed by Pamela Hunt, performances are scheduled at the Massachusetts venue for June 25-July 7.
The cast will also feature DB Bonds, Jamie La Verdiere, Amy Bodnar, Vanessa Reseland and Steven Strafford.
Beane's play is described as a "timely and provocative look at the price of fame, and how far someone will go to get it."
Randy Graff received a Tony Award for her performance in Cy Coleman's City of Angels, and her other Broadway credits include Fiddler on the Roof, A Class Act, High Society, Moon Over Buffalo, Laughter on the 23rd Floor, Falsettos and Les Misérables as well as the City Center Encores! productions of Damn Yankees and Do Re Mi. Off-Broadway she was seen in The Long Christmas Ride Home, Hotel Suite, A...My Name Is Alice, Coming Attractions and Pins and Needles as well as in the Williamstown Theatre Festival's mounting of The Threepenny Opera. Graff's screen credits include "Notes from the Underbelly," "Keys to Tulsa," "Moon Over Broadway," "Mad About You" and "Law & Order."
For ticket information visit www.capeplayhouse.com or call (508) 385-3838.