Box Office Preview: Kevin Costner’s ‘Horizon’ Saddles Up for Subdued $10M-$12M U.S. Opening Hollywood ReporterKevin Costner’s ‘Horizon’ Is Debuting Friday. Will Audiences Follow? The New York TimesKevin Costner Calls Studio Support of Horizon 'Pretty Gratifying' (Exclusive) PEOPLE'Horizon' Proves Kevin Costner Should Stick to 'Yellowstone' The Daily BeastKevin Costner Gets Support From 5 of His Kids at 'Horizon: An American Saga' Premiere Entertainment Tonight