John Wayne (Lt. Col. Kirby Yorke)
Maureen O'Hara (Mrs. Kathleen Yorke)
Ben Johnson (Trooper Tyree)
Claude Jarman, Jr. (Trooper Jeff Yorke)
Harry Carey, Jr. (Trooper Daniel "Sandy" Boone)
Patrick Wayne (Boy)
Jack Pennick (Sergeant)
Carl Farr
Hugh Farr
Bobby Clark
Chuck Roberson (Officer)
Sunset Carson
Ken Curtis (Regimental singer)
Shug Fisher (Regimental singer)
Henry Garcia
Cliff Lyons (Soldier)
Lee Morgan
Peter Ortiz (Capt. St. Jacques)
Gaylord "Steve" Pendleton (Capt. Prescott)
Karolyn Grimes (Margaret Mary)
Alberto Morin (Lieutenant)
Stan Jones (Sergeant)
Fred Kennedy (Heinze)
Chill Wills (Dr. Wilkins)
Victor McLaglen (Sgt. Maj. Quincannon)
J. Carrol Naish (Gen. Philip Sheridan)
Grant Withers (Deputy Marshal)