Kelly Preston and Michelle Trachtenberg have signed on to star in The Possibility of Fireflies, according to The Hollywood Reporter.
Dominique Paul is making her directorial debut on the film, an adaptation of her novel.
Preston will play a single mother struggling to keep her life in order after her husband abandons her, forcing her to raise their two daughters on her own. Trachtenberg will play the older daughter.
The drama will shoot in January in South Carolina.