John Wayne
Maj. Daniel Xavier Kirby
Robert Ryan
Capt. Carl 'Griff' Griffin
Don Taylor
Lt. Vern 'Cowboy' Blithe
Janis Carter
Joan Kirby
Jay C. Flippen
MSgt. Clancy, Line Chief
William Harrigan
Dr. Lt.Cdr. Joe Curran
James Bell
Colonel
Barry Kelley
Brigadier General
Maurice Jara
Shorty Vegay
Adam Williams
Lt. Bert Malotke
James Dobson
Lt. Pudge McCabe
Carleton Young
Col. Riley
Michael St. Angel
Capt. Harold Jorgensen, Ops. Officer
Brett King
1st Lt. Ernie Stark
Gordon Gebert
Tommy Kirby
Hal Bokar
Barry Brooks
Charles Brunner
Richard Condon
James Craven
Victor Cutler
Gail Davis
Virginia Blithe (uncredited)
Sam Edwards
Fred Graham
MP Sergeant (uncredited)
Chuck Hamilton
Douglas Henderson
Lt. Foster (uncredited)
Milton Kibbee
Indian Affairs Clerk (uncredited)
Mona Knox
Keith Larsen
Harry Lauter
Paul McGuire
Eda Reiss Merin
John Mitchum
Patricia Prest
Noel Reyburn
Hugh Sanders
Lynn Stalmaster
Milburn Stone
Fleet CIC Radio Operator (uncredited)
Harlan Warde
Dick Wessel
Mess Sergeant (uncredited)
Mack Williams
Peter Ortiz
Chuck Courtney
3rd Pilot Replacement (uncredited)