Burt Lancaster as McIntosh

Bruce Davison as Lt. Garnett DeBuin

Jorge Luke as Ke-Ni-Tay

Richard Jaeckel as Sergeant

Joaquín Martínez as Ulzana

Lloyd Bochner as Captain Gates

Karl Swenson as Rukeyser

Douglass Watson as Maj. Cartwright

Dran Hamilton as Mrs. Riordan

John Pearce as Corporal

Gladys Holland as Mrs. Rukeyser

Margaret Fairchild as Mrs. Ginsford

Aimée Eccles as McIntosh's Indian Woman

Richard Bull as Ginsford

Otto Reichow as Steegmeyer

Dean Smith as Horowitz

Larry Randles as Mulkearn

Hal Maguire as Trooper

Ted Markland as Trooper

R. L. Armstrong as Trooper

John McKee as Trooper

Tony Epper as Trooper

Nick Cravat as Trooper

Fred Brookfield as Trooper

Jerry Gatlin as Trooper

Walter Scott as Trooper

William H. Burton Jr. as Trooper

Richard Farnsworth as Trooper

Henry Camargo as Indian Brave

Larry Colelay as Indian Brave

Gil Escandon as Indian Brave

Marvin Fragua as Indian Brave

Frank Gonzales as Indian Brave

Benny Thompson as Indian Brave

George Aguilar as Indian Brave

Wallace Sinyella as Indian Brave

Hal Baylor as Curtis (uncredited)

Steve DeFrance as Trooper (uncredited)

Ross Loney as Rider (uncredited)

Neil Summers as Trooper (uncredited)