The book Raylan gives to Tim is "The Friends of Eddie Coyle" written by George V. Higgins. Elmore Leonard, who wrote the short story "Fire in the Hole" upon which this series is based, said that "The Friends of Eddie Coyle" was the best crime novel ever written.
Members of the shows cast, Joelle Carter (Ava Crowder), Jacob Pitts (Tim Gutterson), Erica Tazel (Rachel Brooks), and Executive Producer Graham Yost came to Harlan, Kentucky for a special screening of the series finale, followed by a panel discussion on April 11th, 2015. Elmore Leonard's friend William S. Tribell was in attendance, covering the event for local media and Appalshop.