Watch on Deadline
Costner has discussedHorizonas a four-part project, with production onChapter 3already underway.
Costner wrote the script forHorizonwith Jon Baird, from their story conceived with Mark Kasdan.
Deadline was first to report on the project, which marks Costners first behind the camera since 2003sOpen Range.
‘Horizon: An American Saga - Chapter 1’New Line
