Ben Gazzara
— Maj. Gen Joe Barrett
Ricardo Montalban
— Jean Duval
Anne Francis
— Helen Sawyer
Dana Elcar
— Col. Talbot
Edward Binns
— Corps Commander
Morgan Paull
— Sgt. Andrew Collins
Curt Lowens
— Capt. Bauer
L.Q. Jones
— Maj. Larkin
Eddie Albert
— Col. Douglas Graham
Robert Patten
— Col. Avery
Richard Yniguez
— Capt. Tony Sanchez
Kenneth Tobey
— Gen. Dawson
Don Eitner
— Sgt. Brock
John Gruber
— Doctor
Stanley Beck
— MP Sergeant
Dick Valentine
— Col. Fowler
Joseph V. Perry
— GI #1
Hank Jones
— MP Private
Jerry Fogel
— Signal Corpsman
Neil J. Schwartz
— Cook
Henry Brown
— Wounded Soldier
Klair Bybee
— First Lieutenant
James Secrest
— Signal Corps Sergeant
Brent Davis
— Second Lieutenant
Ilze Taurins
— Mme. Accard
Bob Golden
— Sergeant
Buck Holland
— GI #2
Daniel Keough
— Supply Sergeant
Loretta Swit
— Nurse (uncredited)