Since he was already drunk after leaving his party and continues to drink on the way home, he veers off the road and crashes into a construction site.

Suddenly surrounded by a carnival-like light tunnel, he sees hallucinations of his young son David, who died a few years earlier from cancer.

After being clinically dead for 4 minutes, he awakens to find his Christian ex-wife Katy at his side, and tells her that he saw their son.

After Katy shows up at his house to check on him, he decides to go and talk to pastor and former mob member Vinny at a church.

Meanwhile back home, the newly-remarried Harkens are having a night of family time singing Christmas songs outside when Katy suddenly dies in Sol's arms.

Let There Be Light was mostly shot in Birmingham, Alabama,[4] with minor additional scenes filmed in New York City.

Dan Piepenbring [de], writing for the New Yorker, described the film as "a cynical, xenophobic morality tale, as bitter as it is saccharine.