 Mark Hamill, Billy Dee Williams, and Anthony Daniels reprised their roles as Luke Skywalker, Lando Calrissian, and C-3PO respectively, with John Lithgow voicing Yoda.This radio play was designed to last for five hours of radio time, usually presented in more than one part.Radio agencies estimate that about 750,000 people tuned in to listen to this series radio play beginning on February 14, 1983.