Dana Andrews

as Edgar Harolds

as Red Ridingwood

as Morgan

as Scott Freeman

as Tom Phillips

as Dr. Norberg

as Johnny Reno

as Colonel Pritchard

as Gen. Buck Brinkman

as Tom Rosser

as Cort Benson

as Dr. Stephen Sorenson

as Admiral Broderick

as Gen. Williams

as Dick Barnett

as Abner "Ab" Bedford

as Alan Eaton

as Lt. Ted Stryker

as Dr. John Holden

as Tom Garrett

as Edward Mobley

as Jim Read

as Brett Halliday

as Jim Guthrie

as Dick Carver

as Jimmy Race

as Pat Bannon

as Jake Flannigan

as Thomas Roth

as Det. Sgt. Mark Dixon

as Walt Dreiser

as Igor Gouzenko

as Dan O'Mara

as State's Attorney Henry L. Harvey

as Fred Derry

as Logan Stuart

as Sgt. Bill Tyne

as Eric Stanton

as Pat Gilbert

as Det. Lt. Mark McPherson

as Capt. Harvey Ross

as Joe Nelson

as Edward Moulton

as Kolya Simonov

as Lt. Cdr. Dewey Connors

as Donald Martin

as Ghost of US sailor killed at Pearl Harbor

as Bill Roberts

as Joe Lilac

as Ben Ragan

as Thomas Crail

as Capt. Tim Harmon

as Hod Johnson

as Captain John C. Fremont