Gene Barry als Dr. Clayton Forrester | |
Ann Robinson als Sylvia Van Buren | |
Lewis Martin als Pastor Dr. Matthew Collins | |
Les Tremayne als Maj. Gen. Mann | |
Frank Kreig als Fiddler Hawkins (uncredited) | |
Vernon Rich als Col. Ralph Heffner | |
Sandro Giglio als Dr. Bilderbeck | |
Ann Codee als Dr. Duprey (uncredited) | |
Robert Cornthwaite als Dr. Pryor (as Bob Cornthwaite) | |
Cedric Hardwicke als Commentary (voice) (as Sir Cedric Hardwicke) | |
Houseley Stevenson Jr. als Gen. Mann's Aide (as Housely Stevenson Jr.) | |
William Phipps als Wash Perry (as Bill Phipps) | |
Jack Kruschen als Salvatore | |
Paul Birch als Alonzo Hogue (uncredited) | |
Paul Frees als Second Radio Reporter / Opening Announcer | |
Henry Brandon als Cop at Crash Site | |
Peter Adams als Pine Summit Fire Watcher (uncredited) | |
Eric Alden als Man (uncredited) | |
Hugh Allen als Brigadier General (uncredited) | |
Ruth Barnell als Mother (uncredited) | |
Edgar Barrier als Prof. McPherson (uncredited) | |
Russ Bender als Dr. Carmichael (uncredited) | |
Oscar Blank als Man in Church (uncredited) | |
Nick Borgani als Man in Church (uncredited) | |
Hazel Boyne als Screaming Woman (uncredited) | |
Chet Brandenburg als Man in Church (uncredited) | |
George Bruggeman als Soldier (uncredited) | |
Nora Bush als Woman in Church (uncredited) | |
Tony Butala als Boy in Final Church (uncredited) | |
Mushy Callahan als Burning Soldier at Pit (uncredited) | |
Dick Cherney als Looter (uncredited) | |
Edward Colmans als Spanish Priest (uncredited) | |
James Conaty als Man at Pacific Institute of Science and Technology (uncredited) | |
Russ Conway als Rev. Bethany (uncredited) | |
Martin Coulter als Marine Sergeant (uncredited) | |
Vittorio Cramer als First Radio Reporter (uncredited) | |
Pierre Cressoy als Frenchman (uncredited) | |
Oliver Cross als Scientist (uncredited) | |
Jane Crowley als Woman in Church (uncredited) | |
Jim Davies als Marine Commanding Officer (uncredited) | |
Helen Dickson als Woman in Church (uncredited) | |
Ralph Dumke als Buck Monahan (uncredited) | |
Jimmie Dundee als Civil Defense Official (uncredited) | |
Al Ferguson als Police Chief (uncredited) | |
Dick Fortune als Marine Captain (uncredited) | |
Alex Frazer als Dr. James (uncredited) | |
Frank Freeman Jr. als Bum #2 Listening to Radio (uncredited) | |
Slim Gaut als Radio Listener (uncredited) | |
Charles Gemora als Martian (uncredited) | |
Ned Glass als Well-Dressed Looter (uncredited) | |
Jack Gordon als Man in Church (uncredited) | |
Fred Graham als Looter (uncredited) | |
Joe Gray als Looter (uncredited) | |
Herman Hack als Worker Listening to Radio (uncredited) | |
Nancy Hale als Young Wife (uncredited) | |
Virginia Hall als Girl (uncredited) | |
Ted Hecht als KGEB Reporter (uncredited) | |
Douglas Henderson als Staff Sergeant (uncredited) | |
Gertrude Hoffmann als Elderly News Vendor (uncredited) | |
Tex Holden als Man in Church (uncredited) | |
Jimmie Horan als Party Guest (uncredited) | |
Patricia Iannone als Girl (uncredited) | |
Jerry James als Reporter (uncredited) | |
Michael Jeffers als Worker Listening to Radio (uncredited) | |
Dick Johnstone als Man in Church (uncredited) | |
Carolyn Jones als Blonde Party Guest (uncredited) | |
Don Kohler als Colonel (uncredited) | |
Ivan Lebedeff als Dr. Gratzman (uncredited) | |
Freeman Lusk als Secretary of Defense (uncredited) | |
Herbert Lytton als Chief of Staff (uncredited) | |
Wilbur Mack als Official (uncredited) | |
George Magrill als Traffic Cop (uncredited) | |
Mike Mahoney als Townsman (uncredited) | |
John Mansfield als Man (uncredited) | |
Joel Marston als Military Policeman in Jeep (uncredited) | |
Sydney Mason als Fire Chief, Crew #3 (uncredited) | |
John Maxwell als Doctor (uncredited) | |
Mathew McCue als Man in Church (uncredited) | |
David McMahon als Minister, First Church (uncredited) | |
William Meader als P.E. Official (uncredited) | |
Lee Miller als Reporter (uncredited) | |
Ralph Montgomery als Los Angeles Red Cross Official (uncredited) | |
Alvy Moore als Zippy (uncredited) | |
Bob Morgan als Injured Civil Defense Worker (uncredited) | |
Charles Morton als Worker Listening to Radio (uncredited) | |
George Nardelli als Military Officer (uncredited) | |
Stanley Orr als Marine Major (uncredited) | |
George Pal als Bum #1 Listening to Radio (uncredited) | |
Walter Richards als Reporter (uncredited) | |
Robert Rockwell als Forest Ranger at Crash Site (uncredited) | |
Walter Sande als Sheriff Bogany (uncredited) | |
James Seay als Air Force Bomber Pilot (uncredited) | |
Allen D. Sewall als Man in Church (uncredited) | |
Lucile Sewall als Woman in Church (uncredited) | |
Cora Shannon als Old Woman (uncredited) | |
David Sharpe als Looter (uncredited) | |
Teru Shimada als Japanese Diplomat (uncredited) | |
Reginald Lal Singh als Military Officer (uncredited) | |
Bobby Somers als Deputy at Crash Site (uncredited) | |
Bert Stevens als Man in Church (uncredited) | |
Charles Stewart als Marine Captain (uncredited) | |
Jack Stoney als Looter (uncredited) | |
Gus Taillon als Elderly Man (uncredited) | |
Morton C. Thompson als Reporter (uncredited) | |
Arthur Tovey als Party Guest (uncredited) | |
Dale Van Sickel als Looter (uncredited) | |
Dorothy Vernon als Elderly Woman at Square Dance (uncredited) | |
Edward Wahrman als Cameraman (uncredited) | |
Anthony Warde als Military Police Driver (uncredited) | |
Bob Whitney als Military Officer (uncredited) | |
Chalky Williams als Worker Listening to Radio (uncredited) | |
Waldon Williams als Boy (uncredited) | |
Bud Wolfe als Rescuing Civil Defense Worker (uncredited) | |
Fred Zendar als Marine Lieutenant (uncredited) |
Diana Gemora | Costumer |
Jimmie Dundee | Stunts |
Aubrey Law | Visual Effects |
Wally Westmore | Makeup Supervisor |
Dale Van Sickel | Stunts |
Bobby Somers | Stunts |
Barré Lyndon | Screenplay |
Chesley Bonestell | Technical Advisor |
Fred Zendar | Stunts |
Jan Domela | Visual Effects |
Barney Wolff | Special Effects |
Loren L. Ryder | Sound Director |
Gene Lauritzen | Construction Coordinator |
Gae Griffith | Producer's Assistant |
Lovell Norman | Sound Editor |
Charles Gemora | Costumer |
Bud Wolfe | Stunts |
George Magrill | Stunts |
George Pal | Producer |
George Barnes | Director of Photography |
Robert S. Richardson | Technical Advisor |
Fred Graham | Stunts |
Irmin Roberts | Visual Effects |
Gordon Jennings | Visual Effects |
Frank Caffey | Production Manager |
Monroe W. Burbank | Color Grading |
Charles Morton | Stunts |
Bob Springfield | Special Effects |
Milt Olson | Props |
Chesley Bonestell | Painter |
George Parrish | Orchestrator |
Walter Hoffman | Visual Effects |
Paul K. Lerpae | Visual Effects |
Howard Beals | Sound Effects |
Tex Holden | Stunts |
Dan Johnson | Sound Effects |
Gene Garvin | Sound Recordist |
Lee Vasque | Props |
Albert Nozaki | Set Decoration |
Hal Pereira | Art Direction |
Jack Stoney | Stunts |
Bob Morgan | Stunts |
Herman Hack | Stunts |
Joe Gray | Stunts |
Walter Oberst | Sound Effects |
Tommy Middleton | Sound Effects |
Ivyl Burks | Props |
Albert Nozaki | Art Direction |
Leith Stevens | Original Music Composer |
Marcel Delgado | Modeling |
H.G. Wells | Novel |
Byron Haskin | Director |
Murray Young | Key Grip |
David Sharpe | Stunts |
Mushy Callahan | Stunts |
Slim Gaut | Stunts |
Ivyl Burks | Visual Effects |
George Bruggeman | Stunts |
Ken Strickfaden | Special Effects |
Chet Brandenburg | Stunts |
Harry Lindgren | Sound Recordist |
Emile Kuri | Set Decoration |
Frank Freeman Jr. | Associate Producer |
W. Wallace Kelley | Visual Effects |
A. Edward Sutherland | Special Effects |
Chester Pate | Special Effects |
William M. Andrews | Sound Editor |
Charles Davies | Props |
Soldier Graham | Gaffer |
Chalky Williams | Stunts |
Cliff Shirpser | Visual Effects Camera |
Jack Caldwell | Visual Effects |
Gordon Cole | Property Master |
Romaine Birkmeyer | Props |
Michael D. Moore | Assistant Director |
Everett Douglas | Editor |
Cecil B. DeMille | Executive Producer |
Edith Head | Costume Design |