Dennis Quaid

Arthur

Acting

Arielle Kebbel

Hilary

Acting

Milo Ventimiglia

Tim

Acting

Taegen Burns

Young Shannon

Acting

Trace Adkins

Brickell

Acting

Anjelah Johnson-Reyes

Dr. Ramirez

Acting

Sophie Skelton

Shannon

Acting

Jason Burkey

Mike

Acting

Jason Kennedy

Eric Jansen

Acting

Mason Mecartea

Jackson

Acting

Brody Rose

Young Bart

Acting

Gabe Baker

Terrance Hastings

Acting

J. Michael Finley

Bart

Acting

Randy McDowell

Jim

Acting

Andrew Erwin

N/A

Directing

Nicole DuPort

Amy Grant

Acting

Abby Glover

Ally Hastings

Acting

Sammy Dell

Sam

Acting

Island Austin

Gracie

Acting

Mark Furze

Nathan

Acting

Brent McCorkle

N/A

Sound

James DeForest Parker

Brickell's Dad

Acting

Kevin Downes

N/A

Production

Luv Patel

Dr. Mehta

Acting

Ezra Proch

Robby

Acting

Joshua Walsh

N/A

Production

Maddie Cravens

Sara

Acting

Johnny Derango

N/A

Camera

Bart Millard

N/A

Production

Daryl C. Lefever

N/A

Production

Cindy Bond

N/A

Production

Aaron Benward

Barry

Production

Jake Miles Johnston

Charlie

Acting

Jagger Amor

Young Sam

Acting

Luke Vollrath

Miles

Acting

Michael 'Big Mike' Bennett

Jim Fillmore

Acting

Julian Donovan

Tommy

Acting

Isabella Moon

Sophie

Acting

Gary Wallace

Gus

Acting