Director
Lewis D. Collins
DIRECTOR
Ray Taylor
Stars (in credits order)
Milburn Stone
Jim Hudson
Marjorie Weaver
Ruth Miller
Edgar Kennedy
Bosun Higgins
Samuel S. Hinds
Herman Brock [Chs. 3-13]
Martin Kosleck
Dr. Hauss
Ralph Morgan
Dr. Miller
Joseph Crehan
Bill Hudson [Chs. 3-13]
Fuzzy Knight
'Grit' Hartman [Chs. 4-13]
Harry Cording
Captain Greeder [Chs. 1-3]
Anthony Warde
Brandon [Chs. 3-13]
Jack Rube Clifford
Agent Dunn, Posing as Trapper [Ch. 1]
William Ruhl
Agent Grey, Posing as Trapper [Chs. 1-2]
Perc Launders
Haegle, Fake Marshal [Ch.4]
Edward Gargan
Kurtz [Chs. 4-13]
Jay Novello
Eskimo Chief [Ch. 2-4]
Tom Keene
Burger [Ch. 11]
Joel Allen
Bob (uncredited)
Ray Bennett
Henchman (uncredited)
Roy Bucko
Miner (uncredited)
George Chesebro
Brandon's Henchman (uncredited)
Edmund Cobb
Miner Worker Preparing Ambush (uncredited)
Kernan Cripps
Marshal (uncredited)
Jimmy Dime
Driver (uncredited)
Curley Dresden
Carey Harrison
Cal (uncredited)
Bill Healy
Airport Official Mac (uncredited)
Reed Howes
Ship's Officer (uncredited)
Bill Hunter
Deputy (uncredited)
Jack Ingram
Henchman Kruger (uncredited)
Walter Lawrence
Seaman (uncredited)
Artie Ortego
Edward Peil Sr.
Mine Watchman (uncredited)
Stanley Price
Brandon's Henchmen (uncredited)
Jack Rockwell
Kessel (uncredited)
Dick Rush
Cap Somers
Workman (uncredited)
Clarence Straight
Pilot (uncredited)
Charles Sullivan
Ben Taggart
Deputy Marshal (uncredited)
Jean Trent
Secretary (uncredited)
Carl Vernell
Co-Pilot (uncredited)