Based on a true story about a family on the run from the government, often hiding in small towns, living in poverty
Jennifer Lawrence was attached to star and produce the movie for a long period of time but dropped out. Brie Larson was cast in the lead role after Lawrence dropped out.
In 2007, Jeannette Walls announced the film was in development and looking for a director.
Brie Larson's second collaboration with director Destin Daniel Cretton. She previously starred in his feature Short Term 12 (2013).
Shree Crooks and Charlie Shotwell have previously starred together in Captain Fantastic (2016), where they played brother and sister.
Brie Larson and Naomi Watts have both appeared in King Kong-related films. Brie Larson in Kong: Skull Island (2017), and Naomi Watts in Peter Jackson's King Kong (2005).
Sadie Sink, having already been a vegetarian, became a vegan after being inspired by Woody Harrelson and his family, with whom she became very close.