as Nicholay

as Anton Lebau

as Porter

as Pierre

as Wallace

as Billy Silver

as Ned Halton

as Willie Clark

as Concho

as Harold - John Sharon's Wayward Son

as Etienne Cloquet

as Weary

as Jan, the Trapper

as Billy McVeigh

as Poe Powers

as The Revenue Officer

as Jim Thorne

as Brady

as "Trigger" Stratton

as Director

as 'Poker' Wilson

as Toledo Eddie Marchetti

as Jack Raymond

as Lieut. Douglas Thompson

as Laughing Maxey

as Herbert Thornhill

as Utah Becker

as Jim Murray

as Alex Ballard

as Joe Heller / Lew Heller (uncredited)

as (uncredited)

as Winnie

as Clint Mowbray

as Ace Morgan

as Shotgun Jones

as 'Dapper Bill' Ballard

as Argo

as Walton

as Inspector A.R. McCrae

as Fight Announcer

as John Evans

as Holt Norbo - Bank Cashier

as Tracy

as Duval

as Wheeler

as Hawk Miller

as Karlotti

as Gregory Stone

as Kincaid

as Henry DeLong

as Weaver

as Henry Jethrow

as Tarnak

as Real Montgomery Irving

as Shanghai Morgan

as Joe

as Steve

as First Mate (uncredited)

as Stephen Hartley

as Dreamer

as The captain

as Abbott

as Durkin

as Dick Randall

as Eddie 'Mile-Away' Skeeter Carlson

as Detective

as Delmar Spavinaw

as Manning

as Jim Dawson

as Gill Brown, the Horse Owner

as Stevens, gang chemist

as Manny

as Roger Bradley

as Judson Ward

as Spike

as Lt. Patten

as Duke Foster

as John Ritter

as Sam

as Blackie Miller

as Benson

as Dr. Gordon White

as Sheriff Clem Norton

as Ed Wilder

as Jim Fremont

as Murdock

as Carson

as Dr. Jack Martin - the Man in the Case

as Jim Murray (archive footage)

as (uncredited)

as Rowdy Townsman (uncredited)

as Paul Armitage

as Hardy

as Bob Russell

as Bob Arnold

as Pete Stenner

as Fred Burns

as Brophy

as Captain Amos Karnes

as Kimble

as 'Lucky'Jim Seymour

as Van

as Bobby Ralston

as Nick Grindell

as Tarnak

as Henchman Ace Barko

as Freighter Mate [Chs. 7-8]

as Moreland

as Doane

as Lord Argo

as Peter Burke

as Capt. Carlisle Pemberton

as Army Officer

as Lawrence Mayfield (uncredited)

as Mile-Away-Harry

as Joe

as Ramsey Kane

as Wyman

as Mike Corney

as Cmdr. Lawson

as John Bland

as Tony

as Tony

as Basil Demarest

as Kurt Walters

as Bertram Van Twiller

as Repen

as Weary

as Kerrigan

as Gangster at Lodge Wanting to Quit (uncredited)

as Julie's Kidnapper (uncredited)

as Wynne Garlan

as Bourbon Drinker on Train

as Burr Gordon

as Chief Swift Wing

as Hatch Engall

as Major Jenkins

as Lieutenant Patten

as Philip Wells

as The Bronco Kid, alias of Drury

as Manager

as George

as Slippy McGee

as Kirby

as Prof. Hobart Zorn

as 'Lucky' Wilder

as Kirby

as Willie Durant aka Robert Wallace

as Panther Fielding

as George P.A. Jones

as Lord Markham (uncredited)

as Durkin

as Spike Maguire

as Willy St. John