Directed by
| Pierre Billon | ||
| Åke Ohberg | ||
Writing Credits
| Marc-Gilbert Sauvajon | ... | (screenplay) (as Sauvajon) & |
| Pierre Billon | ... | (screenplay) (as Billon) |
| Charles de Richter | ... | (novel) (as de Richter) |
Cast (in credits order) complete, awaiting verification
| Åke Söderblom | ... | Hans Lövgren | |
| Margareta Fahlén | ... | Gabriella Strandberg | |
| Olof Winnerstrand | ... | Claes-Herman Sundelius | |
 |
Barbro Larsson | ... | Diana Sundelius |
| Douglas Håge | ... | Oscar | |
| Börje Mellvig | ... | Stenström | |
| Sven Lindberg | ... | Zoologist | |
| Jeanne Fusier-Gir | ... | Lövgren's Housemaid | |
| Pierre Bertin | ... | UNESCO Director-General | |
| Rest of cast listed alphabetically: | |||
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|
René Alié | ... | Policeman (uncredited) |
|
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Odette Barencey | ... | Woman (uncredited) |
|
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Albert Bour | ... | Fish Salesman (uncredited) |
| Gil Delamare | ... | Policeman (uncredited) | |
|
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Moustache | ... | Oscar the Seal (uncredited) |
|
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Rognoni | ... | Zoo Owner (uncredited) |
|
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Pierre Sergeol | ... | Restaurant Owner (uncredited) |
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Made Siamé | ... | Fish Seller (uncredited) |
Music by
| Sune Waldimir | ||
Cinematography by
| Nikolai Toporkoff | ||
Editing by
| Andrée Danis | ||
Production Design by
| René Moulaert | ||
Production Management
| Pierre Beauchamps | ... | unit manager |
| Robert Christidès | ... | unit manager |
| Alain Darbon | ... | unit manager |
Art Department
| René Petit | ... | assistant production designer |
Sound Department
| Pierre Cabane | ... | sound assistant |
| Jacques Lebreton | ... | sound |
Camera and Electrical Department
| Nicolas Citovitch | ... | assistant camera |
| André Garimond | ... | still photographer |
| Louis Scossa | ... | assistant camera |
Location Management
| Hans Lagerkvist | ... | location manager |
Script and Continuity Department
| Chiffon Guillon | ... | continuity clerk |
