Directed by
| Roy Rowland | ||
Writing Credits
| Dr. Seuss | ... | (screenplay) & |
| Allan Scott | ... | (screenplay) |
| Dr. Seuss | ... | (story and conception) |
Cast (in credits order) verified as complete
| Peter Lind Hayes | ... | August Zabladowski | |
| Mary Healy | ... | Heloise Collins | |
| Hans Conried | ... | Dr. Terwilliker | |
| Tommy Rettig | ... | Bartholomew Collins | |
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Jack Heasley | ... | Uncle Whitney (as John Heasley) |
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Robert Heasley | ... | Uncle Judson |
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Noel Cravat | ... | Sgt. Lunk |
| Rest of cast listed alphabetically: | |||
| George Chakiris | ... | Dancer (as George Kerris) | |
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Alan Aric | ... | Elevator Operator (uncredited) |
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Tony Butala | ... | Playback vocalist for Tommy Rettig (uncredited) |
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Kim Charney | ... | Kim - Boy in Line (uncredited) |
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Luigi Faccuito | ... | Dancer in Dungeon Ballet (uncredited) |
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Henry Kulky | ... | Stroogo (uncredited) |
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Diki Lerner | ... | Dancer in Dungeon Ballet (uncredited) |
| Harry Wilson | ... | Guard / Doorman (uncredited) | |
Produced by
| Stanley Kramer | ... | producer |
Music by
| Friedrich Hollaender | ... | (as Frederick Hollander) |
| Heinz Roemheld | ... | (uncredited) |
| Hans J. Salter | ... | (uncredited) |
Cinematography by
| Franz Planer | ... | director of photography (as Frank Planer) |
Editing by
| Al Clark | ||
Production Design by
| Rudolph Sternad | ||
Art Direction by
| Cary Odell | ||
Set Decoration by
| William Kiernan | ||
Makeup Department
| Clay Campbell | ... | makeup artist |
| Helen Hunt | ... | hair stylist |
| Robert J. Schiffer | ... | makeup artist (uncredited) |
Production Management
| Clem Beauchamp | ... | production manager |
Second Unit Director or Assistant Director
| Frederick Briskin | ... | assistant director |
Art Department
| Dr. Seuss | ... | conceptual designer (uncredited) |
Sound Department
| Russell Malmgren | ... | sound engineer |
Stunts
| Waldo | ... | stunt double (uncredited) |
Camera and Electrical Department
| Emil Oster | ... | camera operator (uncredited) |
Costume and Wardrobe Department
| Jean Louis | ... | gowns: Miss Healy |
Editorial Department
| Harry Gerstad | ... | editorial supervisor |
Music Department
| Dr. Seuss | ... | lyrics |
| Morris Stoloff | ... | musical director |
| Victor Bay | ... | musician: violin (uncredited) |
| Tony Butala | ... | singing voice: Bartholomew (uncredited) |
| Gil Grau | ... | orchestrator (uncredited) |
| George Greeley | ... | musician: piano (uncredited) |
| Samuel Hoffman | ... | musician: theremin (uncredited) |
| Fred Karger | ... | musician: piano (uncredited) |
| William Lava | ... | composer: additional music (uncredited) |
| Paul Mertz | ... | musician: piano (uncredited) |
| Arthur Morton | ... | musician: piano (uncredited) / orchestrator (uncredited) |
| Eugene Poddany | ... | composer: additional music (uncredited) / musician: piano (uncredited) |
| Edward Rebner | ... | musician: piano (uncredited) |
| Nelson Riddle | ... | composer: additional music (uncredited) |
| Mario Silva | ... | musician: piano (uncredited) |
| Raymond Turner | ... | musician: piano (uncredited) |
| Robert Van Eps | ... | composer: additional music (uncredited) / musician: piano (uncredited) |
Additional Crew
| Francis Cugat | ... | technicolor color consultant |
| Eugene Loring | ... | choreographer |
