Directed by
| William Girdler | ||
Writing Credits
| William W. Norton | ... | (screenplay) (as William Norton) & |
| Eleanor E. Norton | ... | (screenplay) |
| Edward L. Montoro | ... | (story) |
Cast (in credits order) verified as complete
| Christopher George | ... | Steve Buckner | |
| Leslie Nielsen | ... | Paul Jenson | |
| Lynda Day George | ... | Terry Marsh | |
| Richard Jaeckel | ... | Professor MacGregor | |
| Michael Ansara | ... | Daniel Santee | |
| Ruth Roman | ... | Shirley Goodwyn | |
| Jon Cedar | ... | Frank Young | |
| Paul Mantee | ... | Roy Moore | |
| Walter Barnes | ... | Ranger Tucker | |
| Andrew Stevens | ... | Bob Denning | |
| Susan Backlinie | ... | Mandy Young | |
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Kathleen Bracken | ... | Beth Hughes |
| Bobby Porter | ... | John Goodwyn | |
| Michelle Stacy | ... | Little Girl | |
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Michael Andreas | ... | Sheriff |
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Jan Andrew Scott | ... | Helicopter Pilot |
| Gil Lamb | ... | Old Man in Bar | |
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Garrison True | ... | TV Announcer |
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Gertrude Lee | ... | Ranger's Wife |
| Rest of cast listed alphabetically: | |||
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Mike Clifford | ... | Army Officer (uncredited) |
| Walt Gorney | ... | Sam (uncredited) | |
Produced by
| Edward L. Montoro | ... | producer |
| David Sheldon | ... | executive producer (uncredited) |
Music by
| Lalo Schifrin | ||
Cinematography by
| Robert Sorrentino | ... | director of photography |
Editing by
| Bub Asman | ||
| James Mitchell | ||
Casting By
| Marvin Paige | ... | (as Marvin Page) |
Makeup Department
| Graham Meech-Burkestone | ... | makeup creator |
Production Management
| Clarence Eurist | ... | production supervisor |
Second Unit Director or Assistant Director
| Morris R. Abrams | ... | assistant director (as Morris Abrams) |
| Scott U. Adam | ... | assistant director (as Scott Adams) |
| Billy Ray Smith | ... | assistant director |
| John R. Woodward | ... | second assistant director (uncredited) |
Art Department
| James Biggs | ... | property master |
Sound Department
| Glenn E. Anderson | ... | sound mixer (as Glenn Anderson) |
| Fred J. Brown | ... | sound effects (as Fred Brown) |
| Thomas Cunliffe | ... | boom operator |
| Lionel LaVallee | ... | boom operator |
| Al Overton | ... | sound mixer |
| Max Burney | ... | location sound recordist (uncredited) |
Special Effects by
| Sam Burney | ... | special effects |
Stunts
| Monty Cox | ... | stunt coordinator |
Camera and Electrical Department
| Stuart Asbjornsen | ... | assistant camera: second unit |
| John Asman | ... | assistant camera: second unit |
| Bruce Birmelin | ... | still photographer |
| Jim Dunn | ... | key grip |
| Larry Edwards | ... | gaffer |
| Frank Laviers | ... | assistant camera |
| J. Michael McClary | ... | assistant camera: second unit (as John Michael McClary) |
| Tom McHugh | ... | camera operator: second unit |
| Michael Montoro | ... | grip |
| Gil Valle | ... | best boy grip |
| Gary Western | ... | best boy electric |
| Jim White | ... | second assistant camera |
| John White | ... | first assistant camera |
| Daniel Pearl | ... | director of photography: second unit (uncredited) |
Costume and Wardrobe Department
| Michael R. Faeth | ... | costumer (as Michael Faeth) |
| Nancy Sales | ... | costumer |
Editorial Department
| Charles Tetoni | ... | assistant film editor |
Music Department
| Kenneth Hall | ... | music editor |
Script and Continuity Department
| Barbara Clark | ... | script supervisor: second unit |
| Sally Roddy | ... | script supervisor |
Transportation Department
| Mike Clifford | ... | transportation chief (as Michael Clifford) |
Additional Crew
| Patrick Alexander | ... | production assistant |
| Lloyd Beebe | ... | animal owner and trainer: additional animals |
| Mike Clark | ... | technical coordinator (as Michael Clark) |
| Monty Cox | ... | animal furnisher / animal trainer |
| Dick Drake | ... | animal owner and trainer: additional animals |
| Diane Grigg | ... | production secretary |
| Dennis Grisco | ... | animal owner and trainer: additional animals |
| Jan Heininger | ... | production assistant |
| Ralph Helfer | ... | animal supervisor: Gentle Jungle [us] |
| Joanne Montoro | ... | production secretary |
| Don Record | ... | title designer |
| Bob Riedell | ... | animal owner and trainer: additional animals |
| Lou Schumacher | ... | animal furnisher / animal trainer |
| Judy Sorrentino | ... | production secretary |
| Ken Swerilas | ... | production accountant |
| George Toth | ... | animal owner and trainer: additional animals |
| Garrison True | ... | dialogue coach |
| John R. Woodward | ... | production assistant (as John Woodward) |
