Audie Murphy as Luke Cromwell - The Silver Kid

Faith Domergue as Opal Lacy

Stephen McNally as Marshal Lightning Tyrone (as Stephen Mc.Nally)

Susan Cabot as Jane 'Dusty' Fargo

Gerald Mohr as Rod Lacy

Eugene Iglesias as Johnny Sombrero

James Anderson as Rat Face Blake (as Kyle James)

Walter Sande as Pete Fargo

Lee Marvin as Tinhorn Burgess

George Eldredge as Jim Ryan - Bartender

Victor Adamson as Townsman (uncredited)

John Albright as Townsman (uncredited)

Carl Andre as Carl - Claim Jumper (uncredited)

Emile Avery as Posse Member (uncredited)

William Bailey as Townsman (uncredited)

Griff Barnett as Dan 'Pop' Muzik (uncredited)

George Bell as Townsman (uncredited)

Stanley Blystone as Sam (voice / uncredited)

Rudy Bowman as Townsman (uncredited)

George Brand as Townsman (uncredited)

Chet Brandenburg as Barfly (uncredited)

Buck Bucko as Townsman (uncredited)

Roy Bucko as Townsman (uncredited)

Forrest Burns as Claim Jumper (uncredited)

Johnny Carpenter as Henchman (uncredited)

Wheaton Chambers as Doc Hargrove (uncredited)

Cecil Combs as Townsman (uncredited)

Bing Conley as Townsman (uncredited)

Steve Darrell as Sheriff Barton (uncredited)

Joe Evans as Townsman (uncredited)

Clem Fuller as Townsman (uncredited)

Joe Garcio as Townsman (uncredited)

Frank Hagney as Will (uncredited)

Chuck Hamilton as Trooper (uncredited)

Harry Harvey as Mr. Cromwell (uncredited)

Al Haskell as Townsman (uncredited)

George Huggins as Townsman (uncredited)

Jack Kenny as Townsman (uncredited)

Cactus Mack as Posse Member (uncredited)

Alma Maison as Townswoman (uncredited)

Merrill McCormick as Townsman (uncredited)

Fred McDougall as Claim Jumper (uncredited)

Jennings Miles as Stagecoach Driver (uncredited)

Monte Montague as Barfly (uncredited)

Jack Montgomery as Henchman Jack (uncredited)

Lee Morgan as Townsman (uncredited)

David Newell as Townsman (uncredited)

Anton Northpole as Townsman (uncredited)

Phil Schumacher as Claim Jumper (uncredited)

Cap Somers as Townsman (uncredited)

George Sowards as Posse Rider (uncredited)

Sailor Vincent as Townsman Greeting Lightning (uncredited)

Frank Wilcox as Dr. Clayton (uncredited)

Jeff York as Abe Cooney (uncredited)