Bart Millard
J. Michael Finley
Arthur
Dennis Quaid
Amy Grant
Nicole DuPort
Mrs. Fincher
Priscilla C. Shirer
Young Shannon
Taegen Burns
Brickell
Trace Adkins
Nathan
Mark Furze
Jim
Randy McDowell
Robbie
Cole Marcus
Kent
Alexander Dominguez
Rusty
J.R. Cacia
Coach
Mark Robert Ellis
Memaw
Cloris Leachman
Young Kent
Samuel Sadovnik
Nurse
Kerry McCormick
Bill Layton
David Norona
Radio DJ #2
Bill 'Bubba' Bussey Jr.
Michael W. Smith
Jake B. Miller
Coach (uncredited)
Ed Spinelli
Concert Attender (uncredited)
Brenda Williams
Young Bart
Brody Rose
Shannon
Madeline Carroll
Dr. Avondale
Gianna Simone
Singleton
Kevin Downes
Mike
Jason Burkey
Jen
Rhoda Griffis
Adele
Tanya Clarke
Director
Andrew Erwin
Editor
Producer
Jon Erwin
Writer
Casting Associate
Jack Kelly
Brent McCorkle
Casting
Beverly Holloway
Set Decoration
Clarisa Garcia-Fresco
Costume Design
Anna Redmon
Story
Alex Cramer
Jennifer Herbel
Special Effects
Levi Clark
Production Design
Joseph T. Garrity
Music
Director of Photography
Kristopher S. Kimlin
Intern
Will Allen