Directed by
| Norman Tokar | ||
Writing Credits
| Harold Swanton | ... | (screenplay) |
| Sterling North | ... | (book) |
| Jack Hannah | ... | (screenplay) (uncredited) |
Cast (in credits order) verified as complete
| Steve Forrest | ... | Willard North | |
| Bill Mumy | ... | Sterling North | |
 |
Pamela Toll | ... | Theo North |
| Elsa Lanchester | ... | Mrs. Satterfield | |
| Henry Jones | ... | Garth Shadwick | |
| Bettye Ackerman | ... | Miss Whalen | |
| Jonathan Daly | ... | Rev. Thurman | |
| John Fiedler | ... | Cy Jenkins | |
| Richard Erdman | ... | Walt Dabbett | |
| Herbert Anderson | ... | Mr. Pringle | |
| Robert Emhardt | ... | Constable | |
| Steve Carlson | ... | Norman Bradshaw | |
| Walter Pidgeon | ... | Sterling North (voice) | |
| Rest of cast listed alphabetically: | |||
| James Gonzalez | ... | Townsman (uncredited) | |
| Mickey Martin | ... | Townsman (uncredited) | |
| Maudie Prickett | ... | Miss Pince-nez (uncredited) | |
| Jeffrey Sayre | ... | Townsman (uncredited) | |
Produced by
| James Algar | ... | producer |
Music by
| Buddy Baker | ||
Cinematography by
| William E. Snyder | ... | director of photography (as William Snyder) |
Editing by
| Norman R. Palmer | ||
Art Direction by
| John B. Mansbridge | ||
Set Decoration by
| Emile Kuri | ||
| Frank R. McKelvy | ||
Costume Design by
| Rosemary Odell | ... | (as Rosemary O'Dell) |
Makeup Department
| Otis Malcolm | ... | makeup artist |
| La Rue Matheron | ... | hair stylist |
Production Management
| John D. Bloss | ... | unit production manager (as John Bloss) |
Second Unit Director or Assistant Director
| Christopher Hibler | ... | assistant director |
| Arthur J. Vitarelli | ... | second unit director |
Sound Department
| Robert O. Cook | ... | sound supervisor |
| Dean Thomas | ... | sound mixer |
Special Effects by
| Eustace Lycett | ... | special effects |
Visual Effects by
| Alan Maley | ... | matte artist |
Stunts
| Dick Warlock | ... | stunts (uncredited) |
Camera and Electrical Department
| Stan Reed | ... | key grip (uncredited) |
Costume and Wardrobe Department
| Chuck Keehne | ... | costumer |
| Emily Sundby | ... | costumer |
Music Department
| Evelyn Kennedy | ... | music editor |
| Walter Sheets | ... | orchestrator |
Additional Crew
| Henry Cowl | ... | animal supervisor (as Henry L. Cowl) |
| Gerry L. Warshauer | ... | animal supervisor (as Gerry Lynn Warshauer) |
| Ralph Helfer | ... | animal supervisor: Gentle Jungle [us] (uncredited) |
| Frank Lamping | ... | animal trainer (uncredited) |
