Audible.com, the provider of digital spoken-word entertainment, is introducing a line of audio performances by some of Hollywood’s biggest stars. Underscoring what Audible says is its global mission to establish the audiobook as a mainstream form of interpretive art on a par with theater or film, the new line will feature a roster of celebrated actors narrating distinguished works of literature that each star has helped select. The first of these new productions is scheduled to be released by Audible early in 2012. Actors slated to perform include: