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Cast & Crew
Directed By
- Robert Wise
- Director
Written By
- Edmund H. North
- screen play by
- Harry Bates
- based on a story by
Cast
- Michael Rennie
- Klaatu
- Patricia Neal
- Helen Benson
- Hugh Marlowe
- Tom Stevens
- Sam Jaffe
- Professor Jacob Barnhardt
- Billy Gray
- Bobby Benson
- Frances Bavier
- Mrs. Barley
- Lock Martin
- Gort
- Patrick Aherne
- General at Pentagon
- Walter Bacon
- Sightseer at Spaceship
- Rama Bai
- Scientific Delegate
- Oscar Blank
- Peddler
- Marshall Bradford
- Chief of Staff
- Chet Brandenburg
- Farmer
- John Brown
- George Barley
- John Burton
- British Radio Announcer
- Wheaton Chambers
- Mr. Bleeker
- Spencer Chan
- Scientific Delegate
- Jean Charney
- Mother
- Beulah Christian
- Secretary
- John Close
- Captain
- Louise Colombet
- French Woman
- James Conaty
- General at Pentagon
- Frank Conroy
- Mr. Harley
- Eric Corrie
- British Soldier
- John Costello
- Cockney
- James Craven
- Businessman
- Marjorie Crossland
- Hilda
- Jack Daly
- Minor Role
- Elmer Davis
- Elmer Davis - Commentator
- Lawrence Dobkin
- Army Physician
- Jim Doyle
- Medical Corps Major
- Roy Engel
- Government Man
- Charles Evans
- Major General
- Edith Evanson
- Mrs. Crockett
- Franklyn Farnum
- Extra in Office Building Corridor
- Michael Ferris
- British Soldier
- Elizabeth Flournoy
- Emma - Jewelry Clerk
- Curt Furberg
- Scientific Delegate
- Grady Galloway
- American Radar Operator
- Bill Gentry
- Sentry
- Paul Gerrits
- Minor Role
- James Gonzalez
- Military Officer at Pentagon Meeting
- Robert Haines
- Citizen
- Glenn Hardy
- Interviewer
- Sam Harris
- Scientific Delegate
- Harry Harvey
- Taxi Driver
- Al Haskell
- Scientific Delegate
- Gabriel Heatter
- Gabriel Heatter - Commentator
- Gil Herman
- Government Agent
- Louis Jean Heydt
- Air Force Captain looking perplexed
- John Hiestand
- TV Announcer on Truck
- Michael Jeffers
- Pool Hall Patron
- H.V. Kaltenborn
- H.V. Kaltenborn - Commentator
- Michael Keep
- Sentry
- Kenneth Kendall
- Soldier
- Hassan Khayyam
- Indian Radio Announcer
- Richard LaMarr
- Scientific Delegate
- Harry Lauter
- Platoon Leader
- Freeman Lusk
- General Cutler
- George Lynn
- Colonel Ryder
- Herbert Lytton
- Brigadier General
- Bert Madrid
- Sightseer at Spaceship
- Mike Mahoney
- Sentry
- Sandee Marriott
- Minor Role
- David McMahon
- Air Force Sergeant
- Tyler McVey
- Brady
- Harold Miller
- Military Officer at Pentagon Meeting
- Millard Mitchell
- Voice of General
- Ralph Montgomery
- Government Man
- Juanita Moore
- Woman looking at spaceship
- Bruce Morgan
- Government Man
- Joseph C. Narcisse
- Scientific Delegate
- Bill Neff
- Police Officer Behind Desk
- Howard Negley
- Colonel
- Dorothy Neumann
- Margaret - Secretary
- Sammy Ogg
- Sam
- Robert Osterloh
- Major White
- Gayle Pace
- Captain
- Drew Pearson
- Drew Pearson - Commentator
- Ted Pearson
- Colonel
- House Peters Jr.
- Military Police Captain
- 'Snub' Pollard
- Cab Driver
- Mike Ragan
- Army Captain
- Gilman Rankin
- Government Man
- Anthony Redondo
- Soldier
- John M. Reed
- Tank Driver
- Bob Reeves
- Operator
- Barry Regan
- Minor Role
- John Rice
- Bobby
- Fay Roope
- Major General
- Pola Russ
- Russian Woman
- James Seay
- Government Man
- Bernard Sell
- Minor Role
- Charles Sherlock
- Government Man
- Peter Similuk
- Russian Pilot
- Bob Simpson
- Colonel
- Joseph P. Sinda
- Kid In Saucer Landing Crowd
- Reginald Lal Singh
- Scientific Delegate
- Marc Snow
- Government Man
- Olan Soule
- Mr. Krull
Produced By
- Julian Blaustein
- producer
Music
- Bernard Herrmann
- Composer
Cinematography
- Leo Tover
- director of photography
Sound
- Harry M. Leonard
- sound
- Arthur von Kirbach
- sound
Editing
- William Reynolds
- film editor
Art Direction
- Addison Hehr
- Art Director
- Lyle R. Wheeler
- Art Director
Set Design
- Claude E. Carpenter
- Set Decorator
- Thomas Little
- Set Decorator
Costumes
- Travilla
- Costume Designer
- Clinton Sandeen
- Costume Designer
Makeup
- Ben Nye
- makeup artist
- Lynn F. Reynolds
- makeup artist
Special Effects
- Melbourne A. Arnold
- robot builder
Visual Effects
- Fred Sersen
- special photographic effects
- L.B. Abbott
- effects team
- Lyman Hallowell
- visual effects editor
- Ray Kellogg
- effects team
- Emil Kosa
- effects team
Assistant Director
- Richard Del Ruth
- second assistant director
- Stan Hough
- assistant director: second unit
- Bert Leeds
- second unit director
- Arthur Lueker
- first assistant director
Production Management
- Gene Bryant
- unit manager
- Darryl F. Zanuck
- executive in charge of production
Editorial
- Orven Schanzer
- first assistant editor
Other
- Samuel Herrick
- technical advisor
- Anthony Jowitt
- dialogue director
- Steve Pritko
- stand-in: Michael Rennie
- Clifford Sales
- double: Billy Gray
Music Department
- Bernard Herrmann
- orchestrator
- Samuel Hoffman
- musician: theremin
- Paul Shure
- musician: theremin
Costume Department
- Perkins Bailey
- costume designer: Klaatu's
- Charles Le Maire
- wardrobe director
- Sam Benson
- wardrobe
- Ed Wynigear
- wardrobe
Camera Department
- Earl Gilbert
- rigging electrician
- Len Prout
- gaffer
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