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