Harry Connick Jr.
— Michael Walker
Connie Britton
— Susan
Chandler Canterbury
— David Walker
Fionnula Flanagan
— Ma
Lyle Lovett
— Griffin
Willie Nelson
— Nick
Kris Kristofferson
— The Colonel
Dana Wheeler-Nicholson
— Maggie
Eloise DeJoria
— Laura
Dylan Summerall
— Young Uncle David
Brennan Barker
— Young Michael
Lidia Porto
— Rosalba
Georgia Cole
— Tricia
Kat Edmonson
— Kat
Ken Edwards
— E.R. Doctor
Rebel Rodriguez
— Neighbor Boy
Deborah Cole
— Theresa
Sara Hickman
— Aunt Claire
Turk Pipkin
— Uncle Theo
Ernest James
— Barista - Coffeehouse
Ariel Abshire
— Kylie
Ray Benson
— Salt Lick Pit Master
Michelle Valles
— Reporter
Heather Kafka
— David's Doctor
Mitchell Lance Adams
— State Trooper
Joel Guzman
— Joel Guzman
Guy Forsyth
— Guy Forsyth
Carolyn Wonderland
— Carolyn Wonderland
Dale Watson
— Dale Watson
Donald John Pawlak
— The Lone Stars - Steel Guitar