Interviews “Ghost: The Musical” Interview with Robby Haltiwanger ByJonathan Stenvall on February 21, 2014 Robby Haltiwanger from “Ghost: The Musical” talks about his villainous character Carl Bruner and his experience with his first touring Broadway production. Related Topics:Broadway Across America, Featured, Ghost The Musical, Robby Haltiwanger, The Hobby Center Click to comment