Cast
Ken Maynard
Ken Williams
Hooper Atchley
Dr. Edwards
Gene Autry
Teamster Thomas (ch's 6-8) (uncredited)
Smiley Burnette
Lake Teamster (ch's 6-7) (uncredited)
Tarzan
Tarzan
Edward Earle
Frank Blayden
Al Bridge
Tom Henderson
Lynton Brent
Mathews, Telegrapher
Verna Hillie
Jane Corwin
Lew Meehan
Rattler Henchman Red
Edward Hearn
Lake
Syd Saylor
Breezy Baker
Bob Kortman
Rattler Henchman Hank
George Chesebro
Rattler Henchman Anderson
Tom London
Rattler Henchman Morgan