Outlaws ambush a stagecoach, but are thwarted by the quick shooting of Steve Blaine's sister Sally and his rescuers Jimmy Wakely and Cannonball Taylor. Steve is investigating his father's suspicious death, which may be linked to a smuggling operation at the Sloan/Carson mine.
Across the Rio Grande
Outlaws attempt to hijack a stagecoach, only to be thwarted by the quick thinking of Steve's sister and the sharpshooting skills of Jimmy and Cannonball. Meanwhile, Steve's quest to uncover the truth behind his father's suspicious death unfolds, tied to allegations of theft, settin...