Directed by
| Tom Gries | ||
Writing Credits (in alphabetical order)
| Allan Balter | ||
| William Read Woodfield | ||
Cast (in credits order)
| Gary Lockwood | ... | David Seville | |
| Scott Hylands | ... | Jim Capa | |
| Hari Rhodes | ... | Dr. Loren Huxley | |
| Anthony Franciosa | ... | Frank Karger (as Tony Franciosa) | |
| Mariette Hartley | ... | Lisa Karger | |
| Gary Merrill | ... | Walter Dietrich | |
| Inga Swenson | ... | Ilyana Kovalefskii | |
 |
Edward Michael Bell | ... | Anton Kovalefskii (as Edward Bell) |
| Lew Ayres | ... | President Charles Carter Durant | |
| Brian Dewey | ... | Matt Karger | |
| Diana Webster | ... | Hannah Young | |
| Bart Burns | ... | Steiner | |
| John Carter | ... | Hazlitt | |
| Herbert Nelson | ... | Chairman | |
|
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Serge Tschernisch | ... | Russian |
|
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Vince Cannon | ... | Technician |
|
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David Sachs | ... | Surgeon |
| Bob Hoy | ... | West | |
| Rest of cast listed alphabetically: | |||
| James Hong | ... | Chinese Military Official (uncredited) | |
| Soon-Tek Oh | ... | Chinese diplomat (uncredited) | |
| Stack Pierce | ... | Mission control worker (uncredited) | |
Produced by
| Allan Balter | ... | producer |
| William Read Woodfield | ... | producer |
Music by
| Lalo Schifrin | ||
Cinematography by
| Michel Hugo | ||
Editing by
| Henry Berman | ||
Casting By
| Joe Scully | ||
Art Direction by
| Edward C. Carfagno | ||
| George W. Davis | ||
| Cosmo Anzilotti | ... | (uncredited) |
Set Decoration by
| Robert R. Benton | ||
| Charles Pierce | ... | (as Charles R. Pierce) |
Production Management
| Phil Rawlins | ... | unit production manager |
Second Unit Director or Assistant Director
| Charles Washburn | ... | assistant director |
Art Department
| Buckminster Fuller | ... | designer: Dymaxion map (as R. Buckminster Fuller) |
| Mentor Huebner | ... | production illustrator |
Sound Department
| Jerry Jost | ... | sound (as Gerald G. Jost) |
| Hal Watkins | ... | sound |
| Lovell Norman | ... | sound editor (uncredited) |
Visual Effects by
| Howard A. Anderson | ... | special photographic effects (as Howard Anderson Jr.) |
| Art Cruickshank | ... | special photographic effects |
| J. McMillan Johnson | ... | special visual effects |
| Robert Ryder | ... | special photographic effects |
| Carroll L. Shepphird | ... | process effects (as Carroll Shepphird) |
| Jim Danforth | ... | special effects coordinator (uncredited) |
Editorial Department
| Buddy Small | ... | supervising film editor (as Budd Small) |
Music Department
| Harry V. Lojewski | ... | music supervisor |
| Israel Baker | ... | musician: violin (uncredited) |
| Ralph Grierson | ... | musician: piano (uncredited) |
| Emil Richards | ... | musician: percussion (uncredited) |
| Lalo Schifrin | ... | conductor (uncredited) / orchestrator (uncredited) |
Additional Crew
| Kathy Barrett | ... | assistant to producers (as Kate Barrett) |
| Krafft A. Ehricke | ... | technical advisor: space |
| Buckminster Fuller | ... | technical advisor: Earth (as R. Buckminster Fuller) |
