Swan Song A documentary crew follows Castle, Beckett and the team as they investigate the murder of a rock band's lead guitarist. Details Casts Title Swan Song Genres Drama Crime Release Date 2012-11-12 Episode Runtime 00 Hours 45 Minutes Season Number 5 Episode Number 7 Production Companies Beacon Pictures, Experimental Pictures, ABC Studios, The Barry Schindel Company, MilMar Pictures Nathan Fillion Richard Castle Stana Katic Kate Beckett Molly C. Quinn Alexis Castle Jon Huertas Javier Esposito Seamus Dever Kevin Ryan Susan Sullivan Martha Rodgers Tamala Jones Lanie Parish Penny Johnson Jerald Victoria Gates