For the scenes filmed in Walmart, myriad Star Wars: Episode I - The Phantom Menace (1999) merchandise, prominently depicting Natalie Portman as Queen Amidala, had to be removed, to preserve the suspension of disbelief.
Dennis Letts (Sheriff) was the husband of the author of the novel "Where the Heart Is," Billie Letts.
While Novalee's unlucky number in this movie is five, in the book, she has an unlucky number of seven.
The Walmart featured in this movie has since been renovated into a county judicial facility as most small town Walmarts are being eliminated in favor of Super Walmart stores nationwide. The supercenter is extremely close to the location of the Walmart featured in the movie.