Danny, a greenhorn from New York comes to the Mexican border in search for his older brother whom he has always looked up to. A Texas Ranger charged with bringing in, El Tigre and his gang of bandits, takes Danny under his wing.
| Actor | Role |
|---|---|
 Mickey RooneyJ. Dennis 'Denny' O'Moore | J. Dennis 'Denny' O'Moore |
 Wanda HendrixSenorita Carmel Alvarado | Senorita Carmel Alvarado |
 Robert PrestonJoe Walter | Joe Walter |
 Robert StackPatrick O´Moore | Patrick O´Moore |
 José TorvayEnrique Ortiz | Enrique Ortiz |
 Carlos MúzquizCol. Sanchez (El Capitan) | Col. Sanchez (El Capitan) |
 Fernando WagnerBurger | Burger |
 Hilda MorenoSeñora Alvarado | Señora Alvarado |
 Don 'Red' BarryHank | Hank |