As a boy, Tom Morley, was forced to watch the killings of his foster parents and the abduction of his foster sister. When he reaches manhood he joins the Texas Rangers and becomes very good at tracking down outlaws; whereby, he is given the nickname "The Falcon". He finally tracks down his long lost foster sister who has become a spy for the outlaws.
| Actor | Role |
|---|---|
 Tom MixTom Morley | Tom Morley |
| TTony the HorseTom's Horse | Tom's Horse |
 Marjorie DawMary Torrence | Mary Torrence |
 William ConklinCaptain Dunning | Captain Dunning |
 Duke R. LeeDick Williams (as Duke Lee) | Dick Williams (as Duke Lee) |
 Francis McDonaldBen Tanner | Ben Tanner |
 Lee ShumwayMr. Torrence (prologue) | Mr. Torrence (prologue) |
 Virginia MarshallMary as a child (prologue) | Mary as a child (prologue) |
 Mark HamiltonBandit (uncredited) | Bandit (uncredited) |
 Johnny DownsTom Morley (prologue) (as Jimmy Downs) | Tom Morley (prologue) (as Jimmy Downs) |
 Arthur ClaytonSam Hardwick | Sam Hardwick |
| EEllen WoonstonMrs. Torrence (prologue) | Mrs. Torrence (prologue) |
| SSeessel Anne JohnsonLittle Girl (uncredited) | Little Girl (uncredited) |