Alan Ladd as Whispering Smith

Robert Preston as Murray Sinclair

Brenda Marshall as Marian Sinclair

Donald Crisp as Barney Rebstock

William Demarest as Bill Dansing

Fay Holden as Emmy Dansing

Murvyn Vye as Blake Barton

Frank Faylen as Whitey Du Sang

John Eldredge as George McCloud

Ward Wood as Leroy Barton

J. Farrell MacDonald as Bill Baggs

Will Wright as Sheriff McSwiggin

Don Barclay as Dr. Sawbuck

Eddy Waller as Conductor

Ashley Cowan as Brakeman

Jimmie Dundee as Karg

Ray Teal as Seagrue

Bob Kortman as Gabby Barton

Eric Alden as

Irving Bacon as

George Barton as

Hank Bell as

Danny Borzage as

John Bose as

George Bruggeman as

Paul E. Burns as

Nora Bush as

Ann Cameron as

Noble 'Kid' Chissell as

Tom Coleman as Waiter (uncredited)

James Davies as

Mike Donovan as

Lester Dorr as Woody, Train Brakeman (uncredited)

Clint Dorrington as

Tom Fadden as Telegrapher at Coyete Creek (uncredited)

Budd Fine as

Terry Frost as Wrecking Crew Member (uncredited)

Gary Gray as

Frank Hagney as Frank - Wrecking Crew Member (uncredited)

Earle Hodgins as

Perry Ivins as

Roberta Jonay as

Jack Kenny as

Milton Kibbee as Train Engineer (uncredited)

Ethan Laidlaw as

Pat Lane as

Don Lynch as

William Meader as

Anton Northpole as

Broderick O'Farrell as

Ed Randolph as

Robert St. Angelo as

Chalky Williams as

Hank Worden as

Fred Zendar as