as Gangster at Lodge Wanting to Quit (uncredited)
as Julie's Kidnapper (uncredited)
as "Trigger" Stratton
as Hawk Miller
as Joe
as Blackie Miller
as Tony
as Pete Stenner
as Lt. Patten
as Panther Fielding
as Manny
as Kirby
as Gregory Stone
as Jim Fremont
as Bourbon Drinker on Train
as Carson
as Lord Argo
as Freighter Mate [Chs. 7-8]
as 'Lucky'Jim Seymour
as Herbert Thornhill
as John Ritter
as Stevens, gang chemist
as Brophy
as George
as Murdock
as Tarnak
as Manning
as First Mate (uncredited)
as Cmdr. Lawson
as Lord Markham (uncredited)
as Ace Morgan
as Army Officer
as Wallace
as Karlotti
as Bob Arnold
as Lieut. Douglas Thompson
as Kimble
as Lieutenant Patten
as Bob Russell
as Tracy
as Lawrence Mayfield (uncredited)
as Major Jenkins
as Steve
as (uncredited)
as Hardy
as Benson
as Brady
as Alex Ballard
as Sam
as 'Dapper Bill' Ballard
as Henchman Ace Barko
as Wyman
as Shanghai Morgan
as Basil Demarest
as Captain Amos Karnes
as Walton
as Nick Grindell
as Weaver
as Moreland
as Jim Dawson
as Dr. Jack Martin - the Man in the Case
as The captain
as Duval
as Wheeler
as Van
as Rowdy Townsman (uncredited)
as Joe Heller / Lew Heller (uncredited)
as Real Montgomery Irving
as Doane
as Mike Corney
as Ed Wilder
as Toledo Eddie Marchetti
as Eddie 'Mile-Away' Skeeter Carlson
as Detective
as Porter
as 'Lucky' Wilder
as Inspector A.R. McCrae
as Philip Wells
as John Bland
as The Bronco Kid, alias of Drury
as Henry Jethrow
as Peter Burke
as Mile-Away-Harry
as Sheriff Clem Norton
as Willie Durant aka Robert Wallace
as Fight Announcer
as Hatch Engall
as Laughing Maxey
as Nicholay
as Weary
as Dreamer
as Holt Norbo - Bank Cashier
as Henry DeLong
as Judson Ward
as Durkin
as Utah Becker
as Ramsey Kane
as 'Poker' Wilson
as Jim Thorne
as Roger Bradley
as Argo
as Prof. Hobart Zorn
as Kincaid
as Dr. Gordon White
as Jack Raymond
as Fred Burns
as Jim Murray
as Manager
as Capt. Carlisle Pemberton
as Poe Powers
as Shotgun Jones
as Etienne Cloquet
as Director
as Anton Lebau
as Duke Foster
as Kerrigan
as Burr Gordon
as Repen
as Concho
as Abbott
as The Revenue Officer
as John Evans
as Delmar Spavinaw
as Chief Swift Wing
as Slippy McGee
as Stephen Hartley
as Bertram Van Twiller
as Kurt Walters
