Directed by
| Alfred Viola | ||
Writing Credits (in alphabetical order)
| Arthur Kopit | ||
Cast (in credits order) complete, awaiting verification
| Beeson Carroll | ... | Ben McCallister | |
| Lynne Lipton | ... | Amber Larue | |
| Guy Raymond | ... | Ezra McCallister | |
| Meegan King | ... | Mark McCallister | |
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Tania Myren | ... | Kate McCallister |
| Elvia Allman | ... | Abigal McCallister | |
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Kevin Brando | ... | Rupert McCallister |
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Robin Strand | ... | Chance |
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Sarah Ann Kennedy | ... | Delight (as Sarah Kennedy) |
| Joe Silver | ... | Max | |
| Roy Brocksmith | ... | Orthwaite Frodo | |
| Herb Kaplowitz | ... | Dart | |
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Robert Short | ... | Hudson |
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Buddy Douglas | ... | Mrs. Douglas |
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J.C. Wells | ... | Tashko |
| Chris Walas | ... | Mary-John | |
| Dick Durock | ... | Wilson | |
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Cynthia Latham | ... | Madame Dumont |
| Paul 'Mousie' Garner | ... | Bernie | |
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Marlena Amey | ... | Female Passenger |
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Danny Kwan | ... | Crony #1 |
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R. Lee Sung | ... | Crony #2 |
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Peter Bruni | ... | Space Detective |
| Rest of cast listed alphabetically: | |||
| Forrest J. Ackerman | ... | Alien Astronaut (uncredited) | |
| Jackie O'Brien | ... | Waitress (uncredited) | |
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Billy Scudder | ... | Wolflike Alien (uncredited) |
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Bill Stack | ... | Tall Reptile (uncredited) |
Produced by
| Ed Forsyth | ... | associate producer |
| Bob Kiger | ... | producer |
| Herbert B. Leonard | ... | executive producer |
Music by
| Allan Alper | ||
Cinematography by
| Craig Greene | ||
Art Direction by
| Kirk Axtell | ||
Makeup Department
| Steve Neill | ... | special effects makeup |
| Rob Bottin | ... | make up effects artist (uncredited) |
Special Effects by
| Chris Walas | ... | monster design |
Visual Effects by
| Robert Skotak | ... | miniature design and construction |
Additional Crew
| Jim Wynorski | ... | production staff (uncredited) |