The Last Frontier

Victor Mature

Jed Cooper

Guy Madison

Captain Glenn Riordan

Robert Preston

Col. Frank Marston

James Whitmore

Gus

Anne Bancroft

Corinna Marston

Russell Collins

Captain Phil Clarke

Peter Whitney

Sergeant Major Decker

Pat Hogan

Mungo

?

Guillermo Calles

Spotted Elk (uncredited)

John Cason

First Sentry (uncredited)

Manuel Dondé

Red Cloud (uncredited)

?

Bill Hale

Trooper (uncredited)

Mickey Kuhn

Luke - Sentry (uncredited)

Regis Parton

Sentry (uncredited)

Jack Pennick

Sergeant (uncredited)