Charles McGraw

as Sebastian Sholes

as Marcellus

as Sheriff Ray Calhoun

as Lt. Matthews

as Sheriff Gains

as (in "The Killers") (archive footage)

as Tex Smith

as Al

as Mike Burkeman

as Preacher

as Capt. Frank Gibbons

as Det. Sgt. Walter Brown

as Johnny Torrio

as Police Chief Ed Masterson

as Calvin

as Moxie

as Cmdr. Wayne Lee

as Wilson

as Air Force Gen. Peter Crane

as Simon Oliver

as Bob Yountis

as Thompson / Narrator

as Jules Cutter

as Lt. Jim Cordell

as Milo Sweet

as Dr. Stovall

as Marvin Greenleaf

as USET Col. Johns (uncredited)

as Sergeant

as Police Sergeant

as Lars Lowell

as Jeff Amboy

as Det. Stan Simon

as Policeman Stevens

as Fisher - Finley's Henchman (uncredited)

as Strud Strudwick (uncredited)

as Detective Garrity

as Larry Venables

as Big John Beldon

as Joe Peters

as Lieut. Mike O'Bannion

as Arnold 'Red' Kluger

as Sfc. Baker

as Sheriff Steve Ritter

as Sheriff Cliff Wrights

as Dugas

as Fred Rainey

as Howard Hendricks

as Assistant Chief Engineer (uncredited)

as Ben Westman

as Joe Creely

as Detective

as Shotgun Mike Munger

as Col. 'Mickey' McKee

as Ole (uncredited)

as Gus Slavin

as Sgt. Clarke

as Chief Engineer

as Sheriff

as Menessier

as Bernie Oakman

as Harry 'Stretch' Clay

as Police Capt. Breen

as Capt. Ben Wickett

as Cal Moore

as Fred Harwell

as Lt. Anthony Vosnick

as Duke Arno

as Harry Brockman

as Deputy Chief John P. Hildebrand

as Yancy

as Sam Bailey

as Zellerbach

as Board of Military Judges

as Father Chase

as (archive footage)

as Col. Charles Korotny

as Sgt. Jim McNulty

as Harry Blaisdell

as Capt. Bates

as Wilkie Bowman

as Douglas King

as Herman Schmelz

as Neil Davis

as Earl Klegg

as Harry Brockman

as Marshal Duncan

as Chick

as Dr. Cameron Hill

as Captain Hughes

as Hansen

as Hendrik (uncredited)

as Agent Joe Flagg

as Capt. Humphreys

as Jeffers

as Armiston