| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alain Delon | Crew | Production | Producer |
 Alain Jessua | Crew | Directing | Director, Writer |
 Astor Piazzolla | Crew | Sound | Music |
 Hélène Plemiannikov | Crew | Editing | Editor |
Jacques Robin | Crew | Camera | Director of Photography |
 Jean-Pierre Ruh | Crew | Sound | Sound |
 Norbert Saada | Crew | Production | Associate Producer |
Pierre Nourry | Crew | Costume & Make-Up | Costume Design |
 Raymond Danon | Crew | Production | Producer |
Françoise Andrejka | Crew | Costume & Make-Up | Assistant Makeup Artist |
Eric Muller | Crew | Costume & Make-Up | Makeup Artist |
Constantin Mejinsky | Crew | Art | Production Design |
David Lippincott | Crew | Writing | Novel |
Alain Delon | Cast | Actor | Dr. Michel Ambrose |
 Alan Adair | Cast | Actor | Le ministre anglais de l'Industrie |
Alan Rossett | Cast | Actor | Le commissaire américain |
 Anna Gaylor | Cast | Actress | La vendeuse de télévisions |
Claudine Berg | Cast | Actress | La logeuse de Carrier |
Dudley Jones | Cast | Wood | |
 Fernand Guiot | Cast | Actor | Le policier à Ostende |
 Gabriel Cattand | Cast | Actor | Jimmy Laurent |
 Georges Riquier | Cast | Actor | Un membre de la préfecture de police |
Gino Lavagetto | Cast | Actor | Commissaire Sampieri |
 Guy Saint-Jean | Cast | Actor | Dupré |
 Jacques Pisias | Cast | Actor | Un inspecteur chez Gisèle Valin (uncredited) |
 Jean Yanne | Cast | Actor | Louis Carrier |
Jean-Jacques Lagarde | Cast | ||
 Jean-Paul Muel | Cast | Actor | La mari de Simone (uncredited) |
 Jeanne Herviale | Cast | Actress | La tenancière de l'hôtel d'Ostende |
 Marie Déa | Cast | Actress | Gisèle Valin |
 Martine Stedil | Cast | Actress | La blonde avec Bob (uncredited) |
 Michel Bonnet | Cast | Actor | Un ouvreur de la salle de spectacle (uncredited) |
 Michel Creton | Cast | Actor | Bob |
 Michel Duchaussoy | Cast | Actor | Inspecteur Jacques Vivien |
Nadia Verine | Cast | L'agent immobilier | |
 Philippe Chemin | Cast | Actor | Le prostitué belge |
 Renato Salvatori | Cast | Actor | Albert |
 Robert Dalban | Cast | Actor | Le chauffeur de taxi |
 Roger Muni | Cast | Actor | Le reporter à l'imperméable (uncredited) |
 Rosario Borelli | Cast | Actor | Le policier italien |
 Régis Porte | Cast | Actor | L'ouvreur de la salle de spectacle |
 Susanna Javicoli | Cast | Actress | Gabriela |
 Tony Rödel | Cast | Actor | Hessen, un responsable Interpol |
Virginie Solenn | Cast | ||
Bertrand De Hautefort | Cast | Le premier Ministre | |
Yvonne Legrand | Cast | La vieille spectatrice évacuée (uncredited) | |
Claude Pascadel | Cast | Actor | Un reporter (uncredited) |
 Nicole Norden | Cast | La policière | |
 Roland Malet | Cast | Actor | Un CRS (uncredited) |
Tony Ripoll | Cast | ||
Francis André-Loux | Cast | Un enquêteur à Nice (uncredited) | |
 Michèle Cotta | Cast | Actress | La journaliste TV |
| Person | Type | Job | Role(s) |
