Directed by
| Robert S. Fiveson | ||
Writing Credits
| Ron Smith | ... | (screenplay) and |
| Bob Sullivan | ... | (screenplay) |
| Bob Sullivan | ... | (story) |
| Myrl A. Schreibman | ... | (screenplay adaptation) and |
| Robert S. Fiveson | ... | (screenplay adaptation) |
Cast (in credits order) complete, awaiting verification
| Peter Graves | ... | Jeff Knight | |
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Rick DiAngelo | ... | Guide #1 |
| Eugene Robert Glazer | ... | Guide #2 (as Gene Glazer) | |
| Eileen Dietz | ... | Dana | |
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Paulette Breen | ... | Lena |
| Tim Donnelly | ... | Richard (as Timothy Donnelly) | |
| Frank Ashmore | ... | George / George Walker | |
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Keith Langsdale | ... | Guide #3 |
| Dick Sargent | ... | Dr. Jameson | |
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Zale Kessler | ... | Dr. Nelson |
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Larry Manning | ... | Guide #4 |
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William Bufkin | ... | Clone |
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Tony Haig | ... | Jack |
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Boyd Holister | ... | Senator |
| Eddie Carroll | ... | Doctor (as Eddy Carroll) | |
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John Donovan | ... | Guide #5 |
| Greg Brickman | ... | Motorcycle Rider | |
| Keenan Wynn | ... | Jake Noble | |
| Lurene Tuttle | ... | Anna Noble | |
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James Mantell | ... | Ricky |
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David Hooks | ... | Richard Knight |
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Joel Lawrence | ... | Guide #6 |
| George P. Wilbur | ... | Walker Man (as George Wilbur) | |
| Chuck Hayward | ... | Walker Man | |
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Amanda Davies | ... | Reporter Grady |
| Frank Birney | ... | Reporter Birney | |
| Rest of cast listed alphabetically: | |||
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Robert S. Fiveson | ... | Security Guard (uncredited) |
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Angelo Guastella | ... | Security guard (uncredited) |
Produced by
| Peter R.J. Deyell | ... | associate producer |
| Ray Dryden | ... | supervising executive producer |
| Robert S. Fiveson | ... | producer |
| Walter Fiveson | ... | executive producer |
| Michael D. Lee | ... | co-producer (as Michael Lee) |
| Mark L. Rosen | ... | producer (uncredited) |
| Myrl A. Schreibman | ... | producer |
Music by
| Hod David Schudson | ||
Cinematography by
| Max Beaufort | ... | director of photography |
Editing by
| Robert Gordon | ||
Casting By
| Susan Arnold | ||
Art Direction by
| Steve Nelson | ||
Costume Design by
| Durinda Wood | ... | (as Dorinda Rice Wood) |
Makeup Department
| Joe Blasco | ... | special makeup |
| Richard Rivas | ... | makeup artist |
Second Unit Director or Assistant Director
| Paul Berkowitz | ... | assistant director |
| Robert Cummings | ... | assistant director |
| Joe Giannone | ... | assistant director (as Joe Gianonne) |
| Michael D. Lee | ... | assistant director (as Michael Lee) |
Art Department
| Frank Coccaro | ... | assistant art director / properties |
Sound Department
| Richard L. Anderson | ... | sound effects editor (as Richard Anderson) |
| Teresa Eckton | ... | sound effects editor |
| Ted Gomillion | ... | re-recording mixer |
| Daniel Gross | ... | boom operator (as Dan Gross) |
| Paul Jasiukonis | ... | sound effects editor |
| Ted Keep | ... | re-recording mixer |
| Ken Robinson | ... | production sound mixer |
| Paul A. Sharpe | ... | re-recording mixer (as Paul Sharp) |
Special Effects by
| Steve Karkus | ... | special effects |
Stunts
| George P. Wilbur | ... | stunt gaffer (as George Wilbur) |
Camera and Electrical Department
| John Bertram | ... | key grip |
| Mike Bruns | ... | grip |
| Robert Cummings | ... | still man |
| Frank Detone Jr. | ... | dolly grip (as Frank Detone) |
| Michael Duman | ... | electrician |
| James J. Gilson | ... | electrician (as James Gilson) |
| Brad Goldberg | ... | first assistant camera |
| Daniel Graff | ... | gaffer (as Dan Graff) |
| Dwight Joseph Lavers | ... | best boy (as Dwight LaVers) |
| Guy Olds | ... | second assistant camera |
| Harley Pence | ... | photographer: second unit |
| Peter Saxby | ... | additional photographer |
| Dan Winters | ... | grip |
| George Kohut | ... | camera operator (uncredited) |
Costume and Wardrobe Department
| Timaree McCormick | ... | assistant wardrobe |
Editorial Department
| Brogan De Paor | ... | assistant film editor (as Brogan DePaor) |
| Brad Goldberg | ... | assistant film editor |
Location Management
| Michael Lacoe | ... | location manager |
Music Department
| Bob Morin | ... | music recordist |
| Les Remsen | ... | music recorded courtesy of: Wilshire Methodist Church (as Dr. Les Remsen) |
| Richard Thompson | ... | orchestrator |
Script and Continuity Department
| Jeanne Rummans | ... | script supervisor |
Additional Crew
| Carolyn Haber | ... | secretary to producers |
| Ruth Hill | ... | auditor |
| Ray Hinton Jr. | ... | production assistant (as Ray Hinton) |
| Danielle Hunter | ... | production assistant |
| Michael Lacoe | ... | assistant to producers |
| Timaree McCormick | ... | production assistant |
| David Paananen | ... | production assistant (as Dave Pananen) |
| Myrl A. Schreibman | ... | visual consultant (as M.A. Schreibman) |
| Laurie Sossna | ... | production assistant |
Thanks
| John Davie | ... | acknowledgment (as Professor John Davie) |
| Clement L. Markert | ... | acknowledgment (as Professor Clement L. Market) |
| George Vuke | ... | acknowledgment |