A giant condor decimates a herd of sheep, and Rin-Tin-Tin is accused of having turned killer.
| Actor | Role |
|---|---|
 Rin-Tin-TinRin Tin Tin | Rin Tin Tin |
 John HarronJohn Martin | John Martin |
 June MarloweMrs. John Martin | Mrs. John Martin |
 Gayne WhitmanMiguel Hernández | Miguel Hernández |
 Heinie ConklinTony | Tony |
 Don AlvaradoPedro | Pedro |
 Mary Louise MillerThe Martin Baby | The Martin Baby |