Desc: Riders of the Rio Grande: Directed by J.P. McGowan. With Bob Custer, Edna Aslin, Horace B. Carpenter, Kip Cooper. Operating along the Texas/Mexico border. "Pinto" Quantrell and his gang kidnap a government engraver and force him to make counterfeit plates for United States currency. One of the gang kidnaps Barbara Steelmen, a rancher's daughter, but undercover-agent Jack Beresford outwits the gang and rescues both kidnapped hostages.