Simon Scott

as Maj. Wilson

as Tom Pryor

as Sam Tucker

as Dr. Barto

as Captain of Submarine, USS Sailfin

as Luftwaffe General

as Stanley Overton

as Gregory McGill

as Mr. Rogers

as Captain

as Reeger

as Dr. Baylor

as Gen. Phil Spencer - Chairman of the Joint Chiefs of Staff

as The Defender

as Dr Patrick Knight

as Jim Cardoff

as Martin Pierce

as Dr. Malcolm Gantley

as Arthur Ferris

as Carl Hastings

as Gen. Mitchell Stevenson

as Johnson

as Parker (uncredited)

as Capt. Floyd Henderson (uncredited)

as Mr. Kandiss

as Lt. Hollis

as Capt. Bill Ivers

as William Anderson

as Capt. Harvey Adam

as Jim Slade (Divorce Lawyer) (uncredited)

as Medical Officer

as Arnold Slocum

as Col. Barnes

as Capt. Dawson

as Lt. Kritzman

as Jackson Wyndham

as Harbald

as Peter Simpson

as Gus Becker

as Maj. Pryor

as Robert Ten Broeck Stevens

as Robert Allen, Attorney

as Hugh Gaynor

as General Jomar

as Henry Rivers

as Col. Anderson

as Metcalf

as George Harrington

as Col. Hilyard

as McGuffin

as District Attorney