Ken Williams is determined to discover the identity of the mysterious Rattler, who preys upon railroads and transportation companies like that owned by Jane Corwin. The Rattler is especially difficult to catch because of his skill at disguising himself as other people.
Ken Maynard
Verna Hillie
Hooper Atchley
Edward Hearn
Syd Saylor
Edward Earle
Al Bridge
Bob Kortman
Lew Meehan
George Chesebro
Tom London
Lynton Brent
Gene Autry
Smiley Burnette
Tarzan