| Person | Type | Job | Role(s) |
|---|---|---|---|
 Edmond Séchan | Crew | Camera | Director of Photography |
 Eric Moulard | Crew | Art | Set Decoration |
 Francis Ryck | Crew | Writing | Novel |
 François de Roubaix | Crew | Sound | Original Music Composer |
 Henri Taverna | Crew | Editing | Editor |
Janou Pottier | Crew | Costume & Make-Up | Hairstylist |
 Jean Cau | Crew | Writing | Screenplay |
 Jean Delannoy | Crew | Writing | Screenplay, Director |
Louisette Hautecœur | Crew | Editing | Editor |
Luggi Waldleitner | Crew | Production | Producer |
 Maurice Jacquin | Crew | Production | Executive Producer |
Piero La Mantia | Crew | Production | Producer |
 Pierre Balmain | Crew | Costume & Make-Up | Costume Design |
René Renoux | Crew | Art | Art Direction |
 Turi Vasile | Crew | Production | Producer |
Louis Bonnemaison | Crew | Costume & Make-Up | Makeup Artist |
Pierre Tyberghein | Crew | Art | Set Decoration |
 Angelo Infanti | Cast | Actor | Jean / Gianni |
 Bernard Musson | Cast | Actor | Fécamp police inspector |
Catherine Jacobsen | Cast | Françoise Ormesseq, aka 'La 'boîte aux lettres' | |
Christian Brocard | Cast | Actor | The man in the mortuary (uncredited) |
 Christine Fabréga | Cast | Actress | Sylvianne Collet |
 Frédéric de Pasquale | Cast | Actor | Nicolas Baslier Krestowitz |
 Georges Lycan | Cast | Actor | Torpédo II |
 Jacques Harden | Cast | Actor | The Paris police inspector |
 Jean Claudio | Cast | Actor | Fédor 'La Filature' |
 Klaus Kinski | Cast | Actor | Pavel Richko / Torpédo I |
 Lilli Palmer | Cast | Actress | Helen |
 Marie-Pierre Casey | Cast | Actress | The woman in the mortuary (uncredited) |
 Michel Charrel | Cast | Actor | An inspector |
 Michel Constantin | Cast | Actor | Coster |
 Micheline Luccioni | Cast | Actress | The postal worker |
 Noëlle Adam | Cast | Actress | Laurence, Dominique's friend |
 Paul Bisciglia | Cast | Actor | |
Paul Pavel | Cast | Actor | An Inspector at the tail (uncredited) |
 Philippe March | Cast | Actor | The effeminate salesman |
Philippine Pascal | Cast | Actress | The policewoman |
 Pierre Koulak | Cast | Actor | An inspector |
 Rita Maiden | Cast | Actress | The prostitute |
 Robert Favart | Cast | Actor | The Chief Commissioner |
 Roger Lumont | Cast | Actor | The truck driver |
 Stéphane Audran | Cast | Actress | Dominique |
 Yves Massard | Cast | Actor | An Inspector at the tail (uncredited) |
Alexandre Klimenko | Cast | Actor | |
Henri Gilabert | Cast | Actor | |
 Roland Malet | Cast | Actor | A police officer (uncredited) |
Gérard Dauzat | Cast | ||
| Person | Type | Job | Role(s) |
