A prospector discovers natural cement and suggests it should be used for a new dam. But this is the last thing the badmen of Trail End want, as they have a monopoly of the wagons needed to haul rocks to the site. A pretty sheriff notwithstanding, it's a job for a singing marshal.

• Columbia Pictures
• Gene Autry Productions
• Gene Autry
• Champion
• Sheila Ryan
• Robert Livingston
• Frank Jaquet
• Vince Barnett
• Syd Saylor
• Sandy Sanders