Col. Jim Caldwell

Rock Hudson

Col. Hollis Farr

Rod Taylor

Victoria Caldwell

Mary Peach

Col. Bill Fowler

Barry Sullivan

Gen. Hewitt

Leif Erickson

Gen. "Happy Jack" Kirby

Kevin McCarthy

Col. Joe Garcia

Henry Silva

Mrs. Evelyn Fowler

Leora Dana

Mrs. Kemler

Louise Fletcher

Sgt. Banning

Robert Lansing

Col. Ralph Josten

Richard Anderson

Sergeant Kemler

Richard LePore

Lt. Col. Gales

Robert Bray

Bill Fowler Jr (uncredited)

Brandon De Wilde

Airman (uncredited)

Steve Welles

Col. Morse

Jim Bannon

Gen. Aymes

Nelson Leigh

Maj. Tarvis

John R. McKee

Col. Torrance

Russ Bender

Maj. Travis

John McKee

Leighton

Ben Wright

Lord Beresford

John Holland

Mrs. Josten

Dorothy Abbott

Controller

John M. Pickard

Duty Controller

Ed Prentiss

Capt. Hutchens

R. Wayland Williams

Capt. Linc

Ray Montgomery

Prentiss

Ted Stanhope

Nurse

Mary Benoit

Ann Morse

Marjorie Stapp

Hadley - S.A.C. Observer (uncredited)

John Davidson

Master Sergeant

Steve Mitchell

Jay Jacobus

Grey Lady

Frances Mercer

Colonel George Brooks

Ward Ramsey

Captain (uncredited)

Bing Russell

Flight Surgeon (uncredited)

John Zaremba

Pilot (uncredited)

Ed Kemmer

Co-Pilot (uncredited)

Brad Trumbull

Flight Dispatcher

Fletcher Allen

Ranger #15

Paul Frees