Cast
- Sammy Baugh as Ranger Tom King Jr.
- Neil Hamilton as John Barton
- Neil Hamilton as His Double (Ch. 12)
- Pauline Moore as Sally Crane
- Duncan Renaldo as Lieuenant Pedro Garcia
- Charles Trowbridge as Robert Crawford [Chs. 2-6,10,12]
- Herbert Rawlinson as Ranger Col. Lee Avery [Chs. 1,12]
- Frank Darien as Pop Evans (Chs 1, 8)
- Rudolph Anders as His Excellency [Chs. 1,3,6,10-12]
- Monte Blue as Tom J. King Sr. [Ch. 1]
- Stanley Blystone as A.J. Lynch
Crew
- John English · Director
- William Witney · Director
- Ronald Davidson · Writer
- Norman S. Hall · Writer
- William Lively · Writer
- Joseph O'Donnell · Writer
- Cy Feuer · Composer
- Reggie Lanning · Cinematographer
- William P. Thompson · Editor
- Edward Todd · Editor