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)

Allen Pinson Sentry (uncredited)

Robert St. Angelo Sentry (uncredited)

William Traylor Soldier (uncredited)

Guy Williams Lieutenant Benton (uncredited)

Terry Wilson Sentry (uncredited)