Lightning Carson Rides Again (1938)

Stars: Tim McCoy, Joan Barclay, Ted Adams
Director: Sam Newfield

Lightning Carson's nephew has been falsely accused of murder. To get in with the gang, Lightning poses as a Mexican. He also appears as himself making his costume changes at his sister's ranch. Just as he about to bring in the gang, a henchman finds evidence of his masquerade and arrives to expose the hoax.