Fireproof is based on a screenplay co-written by filmmakers Stephen and Alex Kendrick (who also directed the movie). However, the book featured in the movie, The Love Dare by the Kendricks has also been released to coincide with the movie's release in 2008. A novelization of Fireproof by Eric Wilson was released in 2008.
Yes. Kirk Cameron is an Evangelical Christian, and the cast is made up of church volunteers.
