A down-on-his-luck architect and his handsome, successful colleague married to the woman they both love, drink a potion given to the former by a black sorcerer, and become each other.
| Directing | Philippe Triboit | Director |
| Writing | Théophile Gautier | Novel |
| Writing | François Heller | Writer |
| Writing | Catherine Ramberg | Writer |
| Production | Nicole Flipo | Producer |
| Sound | Frédéric Porte | Original Music Composer |
| Camera | Mário Barroso | Director of Photography |
| Editing | Sophie Rouffio | Editor |
| Production | Frédérique Amand | Casting |
| Production | Francis Rignault | Casting |
| Art | Régis Des Plas | Production Design |
| Costume & Make-Up | Nathalie Lecoultre | Costume Design |
| Costume & Make-Up | Sandrine Facerias | Key Makeup Artist |
| Costume & Make-Up | Catherine Leblanc | Key Hair Stylist |
| Costume & Make-Up | Régine Navaro | Key Makeup Artist |
| Sound | Claude Bertrand | Sound |
| Sound | Éric Bonnard | Sound Mixer |
| Sound | Xavier Drouault | Foley Artist |
| Sound | Rodolphe Risse | Dialogue Editor |
| Production | Virginie Chazaut | Production Assistant |