导演 Byron Haskin

Clayton Forrester Gene Barry

Sylvia Van Buren Ann Robinson

Matthew Collins Lewis Martin

General Mann 莱斯·特里梅因

Fiddler Hawkins (uncredited) Frank Kreig

Ralph Heffner Vernon Rich

Dr. Bilderbeck Sandro Giglio

Dr. Duprey (uncredited) Ann Codee

Dr. Pryor Robert Cornthwaite

Commentary (voice) 塞德里克·哈德威克

General Mann's Aide Houseley Stevenson Jr.

Wash Perry William Phipps

Salvatore 杰克·克鲁申

Alonzo Hogue (uncredited) Paul Birch

Second Radio Reporter / Opening Announcer 保罗·费斯

Cop at Crash Site Henry Brandon

Pine Summit Fire Watcher (uncredited) Peter Adams

Man (uncredited) Eric Alden

Brigadier General (uncredited) Hugh Allen

Mother (uncredited) Ruth Barnell

Prof. McPherson (uncredited) Edgar Barrier

Dr. Carmichael (uncredited) Russ Bender

Man in Church (uncredited) Oscar Blank

Screaming Woman (uncredited) Hazel Boyne

Man in Church (uncredited) Chet Brandenburg

Soldier (uncredited) George Bruggeman

Woman in Church (uncredited) Nora Bush

Boy in Final Church (uncredited) Tony Butala

Burning Soldier at Pit (uncredited) Mushy Callahan

Looter (uncredited) Dick Cherney

Spanish Priest (uncredited) Edward Colmans

Man at Pacific Institute of Science and Technology (uncredited) James Conaty

Rev. Bethany (uncredited) Russ Conway

Marine Sergeant (uncredited) Martin Coulter

First Radio Reporter (uncredited) Vittorio Cramer

Frenchman (uncredited) Pierre Cressoy

Scientist (uncredited) Oliver Cross

Woman in Church (uncredited) Jane Crowley

Marine Commanding Officer (uncredited) Jim Davies

Woman in Church (uncredited) Helen Dickson

Buck Monahan (uncredited) 拉尔夫·杜姆克

Civil Defense Official (uncredited) Jimmie Dundee

Police Chief (uncredited) Al Ferguson

Marine Captain (uncredited) Dick Fortune

Dr. James (uncredited) Alex Frazer

Bum #2 Listening to Radio (uncredited) Frank Freeman Jr.

Radio Listener (uncredited) Slim Gaut

Martian (uncredited) Charles Gemora

Well-Dressed Looter (uncredited) 内德·格拉斯

Man in Church (uncredited) Jack Gordon

Looter (uncredited) Fred Graham

Looter (uncredited) Joe Gray

Worker Listening to Radio (uncredited) Herman Hack

Young Wife (uncredited) Nancy Hale

Girl (uncredited) Virginia Hall

KGEB Reporter (uncredited) Ted Hecht

Staff Sergeant (uncredited) Douglas Henderson

Elderly News Vendor (uncredited) Gertrude Hoffmann

Man in Church (uncredited) Tex Holden

Party Guest (uncredited) Jimmie Horan

Girl (uncredited) Patricia Iannone

Reporter (uncredited) Jerry James

Worker Listening to Radio (uncredited) Michael Jeffers

Man in Church (uncredited) Dick Johnstone

Blonde Party Guest (uncredited) 卡罗琳·琼斯

Colonel (uncredited) Don Kohler

Dr. Gratzman (uncredited) Ivan Lebedeff

Secretary of Defense (uncredited) Freeman Lusk

Chief of Staff (uncredited) Herbert Lytton

Official (uncredited) Wilbur Mack

Traffic Cop (uncredited) George Magrill

Townsman (uncredited) Mike Mahoney

Man (uncredited) John Mansfield

Military Policeman in Jeep (uncredited) Joel Marston

Fire Chief, Crew #3 (uncredited) Sydney Mason

Doctor (uncredited) John Maxwell

Man in Church (uncredited) Mathew McCue

Minister, First Church (uncredited) David McMahon

P.E. Official (uncredited) William Meader

Reporter (uncredited) Lee Miller

Los Angeles Red Cross Official (uncredited) Ralph Montgomery

Zippy (uncredited) Alvy Moore

Injured Civil Defense Worker (uncredited) Bob Morgan

Worker Listening to Radio (uncredited) Charles Morton

Military Officer (uncredited) George Nardelli

Marine Major (uncredited) Stanley Orr

Bum #1 Listening to Radio (uncredited) George Pal

Reporter (uncredited) Walter Richards

Forest Ranger at Crash Site (uncredited) 罗伯特·洛克威尔

Sheriff Bogany (uncredited) Walter Sande

Air Force Bomber Pilot (uncredited) James Seay

Man in Church (uncredited) Allen D. Sewall

Woman in Church (uncredited) Lucile Sewall

Old Woman (uncredited) Cora Shannon

Looter (uncredited) David Sharpe

Japanese Diplomat (uncredited) 岛田绅助

Military Officer (uncredited) Reginald Lal Singh

Deputy at Crash Site (uncredited) Bobby Somers

Man in Church (uncredited) Bert Stevens

Marine Captain (uncredited) Charles Stewart

Looter (uncredited) Jack Stoney

Elderly Man (uncredited) Gus Taillon

Reporter (uncredited) Morton C. Thompson

Party Guest (uncredited) Arthur Tovey

Looter (uncredited) Dale Van Sickel

Elderly Woman at Square Dance (uncredited) Dorothy Vernon

Military Police Driver (uncredited) Anthony Warde

Military Officer (uncredited) Bob Whitney

Worker Listening to Radio (uncredited) Chalky Williams

Boy (uncredited) Waldon Williams

Rescuing Civil Defense Worker (uncredited) Bud Wolfe

Marine Lieutenant (uncredited) Fred Zendar