Yuma

A former U.S. Army lieutenant who becomes the territory's new U.S. Marshal after his family tragedy. He pursues justice for the stagecoach robbery and murder, and relentlessly investigates despite threats from corrupt interests. He remains steadfast, using careful deduction to link the crime to boots and a nearby army post.

A capable leader who oversees the army post in the region and becomes a key figure Harmon must navigate. He represents official authority amid frontier tensions and complex loyalties.

An army captain who assists in the jail break and is revealed to be part of the conspiracy with Sanders. His rank temporarily shields him as he negotiates the line between duty and corruption.

An honest cattleman who opposes the exploitation and becomes a valuable ally to Harmon in uncovering the plot against the Indians and the town.

One of the King brothers who rides into town and demands justice. His actions heighten the tension in the town as Harmon digs deeper into the brothers' crimes.

A freight company baron orchestrating the scheme to defraud the Indians of cattle. He uses his influence to keep the plans hidden while the justice system is manipulated.

A corrupt agent of the local freight company who orchestrates the jail break and helps cover up the murder to protect the schemed deal.

A Mexican orphan boy taken in by Harmon who becomes the lone witness to the break-in, seeing the killers’ boots and providing the crucial clue that points toward the army post.