John Wayne

Character: Capt. Nathan Cutting Brittles

Joanne Dru

Character: Olivia Dandridge

John Agar

Character: Lt. Flint Cohill

Ben Johnson

Character: Sgt. Tyree

Harry Carey, Jr.

Character: 2nd Lt. Ross Pennell

Victor McLaglen

Character: First Sergeant Quincannon

Mildred Natwick

Character: Abby Allshard ("Old Iron Pants")

George O'Brien

Character: Maj. Mac Allshard

Arthur Shields

Character: Dr. O'Laughlin

Michael Dugan

Character: Sgt. Hochbauer

Chief John Big Tree

Character: Chief Pony That Walks

Fred Graham

Character: Sgt. Hench

George Sky Eagle

Character: Chief Sky Eagle

Tom Tyler

Character: Cpl. Mike Quayne

Noble Johnson

Character: Chief Red Shirt

Paul Fix

Character: Gunrunner (uncredited)

Francis Ford

Character: Connelly - Fort Stark Suttlers Barman (uncredited)

Cliff Lyons

Character: Trooper Cliff (uncredited)

Frank McGrath

Character: Bugler / Indian (uncredited)

Irving Pichel

Character: Narrator (voice) (uncredited)

William Steele

Character: Officer (uncredited)

Jack Tornek

Character: Officer (uncredited)

Dan White

Character: Trooper (uncredited)

Harry Woods

Character: Karl Rynders (uncredited)

Peter Ortiz

Character: Gunrunner (uncredited)

Rudy Bowman

Character: Pvt. John Smith - aka Rome Clay (uncredited)

Lee Bradley

Character: Interpreter (uncredited)

Ray Hyke

Character: Trooper McCarthy (uncredited)

Billy Jones

Character: Courier (uncredited)

Fred Kennedy

Character: Badger (uncredited)

Fred Libby

Character: Cpl. Krumrein (uncredited)

Evelyn Moriarty

Character: Party Guest (uncredited)

Post Park

Character: Officer (uncredited)

Jack Pennick

Character: Sergeant Major (uncredited)

Mickey Simpson

Character: Cpl. Wagner (uncredited)

Don Summers

Character: Jenkins (uncredited)