Richard Anderson

as Maj. Saint-Auban

as Dr. Ralph Wesley

as Dr. A.M. Richter

as Chief Engineer Quinn

as Richard Anderson

as Bryce Chadwick

as Captain John B. Earle

as Jamison Fillmore

as Lew Bracken

as Dr. Innes

as Oscar Goldman

as Maj. Gen. George G. Meade

as Judge Wilson Chase

as Oscar Goldman

as Sam Knight

as Col. Murdock

as Alan Stewart

as Art Akers

as Max Steiner

as Eugene Goodman

as Sidney Rogers / Zoran Bresnovitch

as Edward Lewis

as Buck Fallmont

as Sgt. Perkins

as Gregorio

as Philippe de Valmorin (Marcus Brutus)

as Phil Trager

as Lieutenant Beecher

as James Jeffers

as Dr. Richard Malcolm

as Eddie Turtin

as Senator Steve Bryant

as Oscar Goldman

as Tom Northcliff

as Chief Barney Vilattic

as Blake

as Travers

as Narrator / Captain Bartlett Stiles

as Oscar Goldman

as Watch Cmmdr. Clarence Massey

as Joe Simmons

as Interne (uncredited)

as J.J. Norcross

as Dennis Foster

as Lonesome Sailor

as Marquez

as Tom

as Dick

as Major Galt

as Harry Clark

as Sergeant Rafferty

as Oscar Goldman

as Frank Cassidy

as Jeff Chapman

as Grant

as Henry Malvine

as Col. Ralph Josten

as Lieutenant (uncredited)

as Dr. Paul Mallon

as Harry Flack

as Jim Boland

as Christian Palmer

as Correspondent

as Dave Rudabaugh

as John (uncredited)

as Ken Braddock

as Marcel

as Les Goodwin

as Oscar Goldman

as Officer

as Oliver Judson

as Alan Lloyd

as Owen Clark

as D.A. Douglas

as Dr. Norman Phelps

as Burton Bradshaw

as George Brubaker

as Detective Walter O'Bannion

as Lieutenant Jackson

as Oscar Goldman

as Carlson

as Lucas

as Lawrence Danton

as Bob Masen

as Henry Towler

as Husband (archive footage)

as Maj. Walters

as US green beret officer

as Ralph Wesley

as Bill Bellamy

as Dole

as Bob Lennart

as Sheriff John Bates

as Chester Winslow

as Tom McAffee

as Dr. Wylie

as Reynolds

as Fred Palmer

as Dr. Deering

as District Attorney Freiberg

as Himself

as Dr. Ben Cole

as Captain Swain

as Cmdr. Michael North

as Claude Rasmussen

as Royce Owens

as Father Victor Carducci

as Capt. Daniels

as Harvey Eaton

as Chief George Untermeyer

as Lt. Bill Horton

as Tom Winters

as Tom Austin

as Hayden

as Henry Churchbridge

as Terrence Crown

as Percy Hagan

as George Oakley

as Tommy

as Self

as Maj. Galt

as Self

as General John Doe

as Rod Matthews

as Mr. Duke

as Col. Clinton Hiland

as Dr. Lensky

as Self - Judge

as Hal Dryden

as Spencer Loomis

as Chief George Untermeyer

as Lee Talent

as Tom Walker

as Timothy Selfridge

as Lyndon Johnson

as Deputy Sheriff Jeff Jackson

as Roger Goldsmith

as Oscar Goldman

as Reporter (uncredited)

as D.A. Glenn Wagner

as Landis

as Thomas Seldon