Question: What 2012 American musical drama television series, produced by R. J. Cutler, has a discography where all of the actors who portray singing characters perform their own vocals?
Sentence (from "List of Nashville cast members"): It was created by Academy Award winner Callie Khouri and produced by R.J. Cutler, Khouri, Dee Johnson, Steve Buchanan, and Connie Britton.
Relevant evidence: No