Karim is een Arabier en Simon is een jood. Ze zijn allebei politieagenten en om een drugsfiliaal te ontmantelen zijn ze gedwongen samen te werken.
Nee, helaas is L'Union sacrée nog niet beschikbaar op Netflix in Nederland.
| Production | Alexandre Arcady | Producer |
| Writing | Alexandre Arcady | Scenario Writer |
| Directing | Alexandre Arcady | Director |
| Writing | Pierre Aknine | Writer |
| Writing | Saïd Amadis | Writer |
| Writing | Daniel Saint-Hamont | Writer |
| Production | Robert Benmussa | Executive Producer |
| Production | Jean-Bernard Fetoux | Associate Producer |
| Sound | Jean-Jacques Goldman | Music |
| Sound | Roland Romanelli | Music |
| Camera | Robert Alazraki | Director of Photography |
| Editing | Anne-Marie Leduc | Editor |
| Editing | Joële Van Effenterre | Editor |
| Production | François Azria | Casting |
| Art | Gérard Daoudal | Production Design |
| Art | Tony Egry | Production Design |
| Costume & Make-Up | Dominique Combelles | Costume Design |
| Costume & Make-Up | Cédric Chami | Hairstylist |
| Costume & Make-Up | Monique Granier | Makeup Artist |
| Production | Jean-Marc Abbou | Production Manager |
| Production | François Barge | Assistant Production Manager |
| Production | Emmanuel Gateau | Assistant Production Manager |
| Production | Philippe Lièvre | Production Manager |
| Directing | Marc Angelo | Second Unit Director |
| Directing | Catherine Deserbais | Third Assistant Director |
| Directing | Pascal Meynier | Second Assistant Director |
| Art | Jean-René Coulon | Property Master |
| Crew | Denis Gautelier | Carpenter |
| Art | Michel Grimaud | Property Master |
| Sound | Joël Beldent | Sound Effects |
| Sound | Marc-Antoine Beldent | Sound Effects |
| Sound | Catherine d'Hoir | Sound Editor |
| Sound | William Flageollet | Recording Supervision |
| Sound | Jack Jullian | Sound Effects |
| Sound | Jean-Paul Loublier | Recording Supervision |
| Sound | Alain Lévy | Foley Artist |
| Sound | Jérôme Lévy | Foley Artist |
| Sound | Alain Sempé | Sound Engineer |
| Sound | Olivier Villette | Boom Operator |
| Crew | Philippe Hubin | Special Effects |
| Crew | Patrick Cauderlier | Stunts |
| Crew | Gilles Conseil | Stunts |
| Crew | Jean-Claude Lagniez | Stunts |
| Crew | Daniel Vérité | Stunts |
| Camera | Yves Agostini | Camera Operator |
| Camera | Joaquim Amaral | Grip |
| Camera | André Atellian | Grip |
| Camera | Christophe Beaucarne | Assistant Camera |
| Camera | Michel Benoit | Grip |
| Camera | Gilbert Duhalde | Camera Operator |
| Camera | Jean-Pierre Fizet | Still Photographer |
| Camera | Vincent Jeannot | Assistant Camera |
| Lighting | David Kennedy | Electrician |
| Camera | Gérard Mercier | Assistant Camera |
| Camera | Eric Nové | Grip |
| Lighting | Pierre Vormeringer | Electrician |
| Production | François Azria | Extras Casting |
| Costume & Make-Up | Khadija Zeggaï | Costumer |
| Costume & Make-Up | Sylvie Dies | Costumer |
| Editing | Nathalie Montalant | Assistant Editor |
| Editing | Sophie Rouffio | Assistant Editor |
| Production | Jean-René Coulon | Location Manager |
| Sound | Luis Clos | Recording Supervision |
| Sound | William Flageollet | Music Arranger |
| Directing | Bénédicte Kermadec | Script Supervisor |
| Production | Agnès Chaulier | Production Coordinator |
| Production | Sylvie Delubac-Karkegi | Production Secretary |
| Production | Maud Malchiodi | Production Secretary |
| Crew | Cameron Watson | Dialogue Coach |
| Lighting | Robert Beulens | Gaffer |
