Distant Drums (1951)
Mari Aldon and Richard Webb in Florida for the movie premiere. Distant Drums is a 1951 film (more specifically, a "Florida Western") directed by Raoul Walsh and starring Gary Cooper. It is set during the Second Seminole War in the 1840s, with Cooper playing an Army captain who destroys a fort held by the Seminole Indians then retreats into the Everglades while under chase.
More at Wikipedia.