Chaos Walking, an upcoming 2020 American science fiction film.

Chaos Walking, an upcoming 2020 American science fiction film. 

Chaos Walking is an upcoming American science fiction film based on Patrick Ness's 2008 novel The Knife of Never Letting Go, the first part of the Chaos Walking trilogy. It is directed by Doug Liman and written by Charlie Kaufman, Jamie Linden, Patrick Ness, Lindsey Beer, Gary Spinelli and John Lee Hancock.

The rights to the book were purchased by Lionsgate in 2011. Robert Zemeckis was originally set to direct, but dropped out due to scheduling conflicts; he ultimately acted as a producer on the film. Liman was hired in June 2016, and Ridley and Holland joined later that year. The rest of the cast signed on in 2017, and filming took place in Canada, Scotland and Iceland from August until November. Following poor test screenings, the film underwent reshoots in April 2019.

In the near future, Todd Hewitt has been brought up to believe that a pathogen has killed all women in a colony world and unleashed Noise, the special ability to hear people's and animals' minds. Later, he comes upon a patch of silence and soon discovers the source of the silence: a mysterious woman named Viola Eade. On the run, they learn more about the true history of the New World.

In October 2011, Lionsgate Entertainment acquired worldwide distribution rights to a film adaptation of Patrick Ness's Chaos Walking trilogy, to be produced by Doug Davison's production company Quadrant Pictures. Jamie Linden was set to write the film. Deadline reported in 2013 that Robert Zemeckis was hired as the director, though due to scheduling conflicts he ultimately decided to produce instead, along with his partners through his banner ImageMovers Productions. On June 10, 2016, Doug Liman was in talks to direct the film. On August 4, 2016, it was reported that Daisy Ridley joined the cast. She was a fan of the books and was announced to be playing Viola.

On July 20, 2017, it was announced that Mads Mikkelsen joined the cast for the film as the villainous mayor. Kurt Sutter, Demian Bichir, David Oyelowo and Nick Jonas joined the cast In August 2017. In September 2017, Cynthia Erivo joined the cast. In October 2017, Óscar Jaenada joined the cast. Principal photography on the film began in Montreal, Quebec on August 7, 2017. The film was also shot in Scotland and Iceland. Principal production wrapped in November 2017.

In April 2018, it was reported that the film was scheduled to have several weeks of reshoots in late 2018 or early 2019, following poor test screenings. Liman announced the commencement of the reshoots in April 2019.

The film does not have a scheduled release date. Lionsgate Entertainment confirmed during an earnings call that the film would not make its previously announced March 1, 2019 release date and instead will be released sometime in 2020.