Kevin Costner and one of his stars, Sienna Miller, put on a glamorous display as they arrived at the premiere of his new Western film Horizon: An American Epic: Chapter 1. The 69-year-old director ...

Jennifer Lopez and More Step Out for Anna Wintour’s Famous Pre-Met Dinner Why Kevin Costner Is Taking Sienna Miller and His Female Horizon Costars with Him to Cannes (Exclusive) Sienna Miller ...

Getty Kevin Costner stars in Horizon: An American Saga with British actress Sienna Miller They both hoped to return to Glasgow at the beginning of June for the recording of the soundtrack for the ...

Kevin Costner, Sienna Miller and Sam Worthington star in 'Horizon: An American Saga - Chapter 1,' which hits theaters on June 28. The 41-year-old British-American actress is pregnant with her ...