Kevin Costner's 'Horizon' Divides Critics, Showcases Sienna Miller

The ambitious Western epic earns mixed reviews but highlights Miller's standout performance.

Kevin Costner's 'American Saga - Chapter 1' receives polarized reactions from critics.
The film marks Costner's return to directing after a 21-year hiatus, following his departure from 'Yellowstone'.
Sienna Miller's portrayal of a grieving mother is widely praised as the emotional core of the movie.
Despite stunning natural scenery, some critics find the film's narrative sprawling and difficult to follow.
The movie's box office performance is uncertain, with concerns about its financial viability.