Dark Command [DVD]

Confederate renegade William Cantrell (Walter Pidgeon) clashes with the new Kansas City Marshall, Bob Seton (John Wayne). Their mutual ill towards each other peaks when Catrell steals Seton's girl, Mary Mcleod (Claire Trevor), manipulating her into marriage to get even with Seton.

Mary starts to question her decision when Seton exposes Cantrell and his guerrillas as war profiteers who have been raiding both Union and Confederate lines.