Simon Scott

Captain of Submarine, USS Sailfin

Luftwaffe General

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

Mr. Kandiss

Dr. Baylor

Lt. Hollis

Medical Officer

Capt. Floyd Henderson (uncredited)

Carl Hastings

Col. Barnes

Reeger

Jim Slade (Divorce Lawyer) (uncredited)

Johnson

Parker (uncredited)

Robert Ten Broeck Stevens

Hugh Gaynor

Robert Allen, Attorney

Capt. Harvey Adam

Capt. Dawson

William Anderson

Lt. Kritzman

Metcalf

Col. Anderson

George Harrington

General Jomar

District Attorney

McGuffin

Maj. Wilson

Gregory McGill

Dr. Malcolm Gantley

Dr. Barto

Stanley Overton

Harbald

Maj. Pryor

Arnold Slocum

Dr Patrick Knight

The Defender

Jim Cardoff

Martin Pierce

Sam Tucker

-

Captain

Mr. Rogers

-

Gus Becker

Jackson Wyndham