David A. R. White who plays Rev. David Hill has been in all three movies.
Samantha Boscarino and Shane Harper previously worked together on Good Luck Charlie.
When the ambulance leaves the church its license plate reads "001 W4Y." That is for "One Way" - the Truth, the Life, Jesus Christ as referenced earlier in the movie.
Singer and song writer for the song "Alive In Us", Joel Vaughn, was the only Artist from the entire soundtrack to make an appearance in the film.