- Larry Thompson
- Steve King
- Helen Talbot
- Marion Brennan
- Stuart Hamblen
- Carver
- Anthony Warde
- Burt Spear
- LeRoy Mason
- 'Flush' Haliday [Ch.2]
- Scott Elliott
- Andrews / Bryan / Merkle / Sands
- Tom London
- Tom Judson [Ch. 1]
- Walter Soderling
- Miner [Chs. 1, 12]
- Bud Geary
- Rance Barton [Ch. 3]
- Harry Strang
- Hank [Ch. 5]
- Ernie Adams
- Hiram Bailey [Ch. 2]
- Eddie Parker
- Stover [Ch. 6]
- Jack Kirk
- Holmes [Ch. 9]
- Tom Steele
- Martin / Al / Baker / Wade
- Dale Van Sickel
- Blaine / Hughes / Smith
- Stanley Blystone
- Harry Lynch [Ch. 4]
- Sam Ash
- Townsman - Verbal Citizen Outside Lynch's Office [Ch. 4]
- Rudy Bowman
- Settler
- Wheaton Chambers
- Ronald Spencer - Assayer [Ch. 11]
- Kit Guard
- Henchman
- Jay Kirby
- Hale - Forest Ranger at Assayer's Office [Ch. 11]
- Rex Lease
- Toler - Forest Ranger at Headquarters
- Carey Loftin
- Forbes - Trading Post Henchman [Ch. 1]
- James Martin
- Todd - Forest Ranger [Chs. 7-8]
- Anton Northpole
- Barfly
- Buddy Roosevelt
- Brooks - Barn Henchman [Ch. 11]
- Marin Sais
- Mrs. Barton - Landowner [Ch. 3]
- Charles Sullivan
- Turner - Bartender [Chs. 1, 7, 11]
- Ken Terrell
- Naylor - Lumber Mill Henchman [Ch. 9]
- Sailor Vincent
- Graham [Ch. 11]
- Blackjack Ward
- Barfly
- Nick Warwick
- Ling [Ch. 1] / Lee [Ch. 5] (uncredited)
- Robert J. Wilke
- Carleton - Forest Ranger [Chs. 1, 4-5, 9]
- Bud Wolfe
- Crooked Pilot [Ch. 8]
- Joe Yrigoyen
- Harbin - Metal Detector Thief [Ch. 10]
