Yellowstone Kelly

Clint Walker

Luther "Yellowstone" Kelly

Edd Byrnes

Anse Harper

John Russell

Gall, Sioux Chief

Ray Danton

Sayapi, Gall's Nephew

Claude Akins

Sergeant

Rhodes Reason

Major Towns

Andra Martin

Wahleeah, Sayapi's Arapaho Captive

Gary Vinson

Lieutenant

Warren Oates

Corporal

Nesdon Booth

Reed - Burly Soldier (uncredited)

?

Buff Brady

Helmsman (uncredited)

?

Foster Hood

Drummer (uncredited)

Harry Shannon

Captain of the Far West (uncredited)

Chief Yowlachie

Medicine Man (uncredited)

Kansas Moehring

Trooper (uncredited)