Bret Maverick runs into a notorious bunch of bank robbers; Cole Younger, Billy The Kid, Sam Bass, Jesse James, Frank James, Jim Dalton, Black Bart, Ben Thompson and Belle Starr. The outlaws believe that Bret is the infamous Foxy Smith, a well known bad guy. When the outlaws discover Bret's true identity, they force him to do the robbery in Denver. Bret ends up in a mint of trouble.