A concert scene from the film was filmed at Hangout Fest in Alabama and featured real concertgoers.
KJ Apa recommended Britt Robertson for the part and texted her.
During the end credits, the real Jeremy Camp sings with MercyMe on their song "Almost Home." MercyMe's lead singer, Bart Millard, served as an executive producer on this film and was also the subject of the Erwin Brothers' previous film "I Can Only Imagine" (2018)
The real Jeremy Camp has an older sister and two younger brothers. However, she is never seen or mentioned at any point in the film.