1994, New York. Léon is huurmoordenaar van beroep. Hij observeert het komen en gaan van de inwoners van een gebouw. Op dezelfde verdieping van Léon woont er een gezin waarvan de vader drugshandelaar is.
Nee, helaas is Léon: The Professional nog niet beschikbaar op Netflix in Nederland.
| Writing | Luc Besson | Screenplay |
| Production | Patrice Ledoux | Producer |
| Editing | Sylvie Landra | Editor |
| Art | Françoise Benoît-Fresco | Set Decoration |
| Camera | Thierry Arbogast | Director of Photography |
| Art | Gerard Drolon | Art Direction |
| Production | Todd M. Thaler | Casting |
| Costume & Make-Up | Magali Guidasci | Costume Design |
| Sound | Éric Serra | Original Music Composer |
| Art | Dan Weil | Production Design |
| Costume & Make-Up | Geneviève Peyralade | Makeup Artist |
| Visual Effects | Nick Allder | Special Effects Supervisor |
| Costume & Make-Up | Peggy Nicholson | Hairstylist |
| Production | Cecilia Kate Roque | Production Manager |
| Production | Bernard Grenet | Line Producer |
| Directing | Eric McGinty | First Assistant Director |
| Production | Claude Besson | Executive Producer |
| Crew | Miguel Ángel Poveda | Post Production Supervisor |
| Production | Thierry Guilmard | Unit Manager |
| Production | John Garland | Line Producer |
| Directing | Camille Lipmann | Second Assistant Director |
| Crew | Neil Corbould | Special Effects Assistant |
| Production | Sylvie Menard | Assistant Unit Manager |
| Crew | Al Griswold | Special Effects |
| Costume & Make-Up | Gigi Williams | Makeup Artist |
| Sound | Patrice Grisolet | Sound Editor |
| Art | Carol Nast | Art Direction |
| Art | Wing Lee | Assistant Art Director |
| Art | Carolyn Cartwright | Set Decoration |
| Directing | Sylvette Baudrot | Script Supervisor |
| Camera | Patrick Camboulive | Still Photographer |
| Sound | Bruno Tarrière | Sound Re-Recording Mixer |
| Crew | Peter Bucossi | Stunt Coordinator |
| Directing | Pascal Chaumeil | First Assistant Director |
| Crew | Claude Serra | Executive Music Producer |
| Sound | Gérard Lamps | Sound Re-Recording Mixer |
| Sound | François Groult | Sound Re-Recording Mixer |
| Crew | Frank Ferrara | Stunts |
| Crew | Norman Douglass | Stunts |
| Crew | Don Picard | Stunts |
| Crew | Gino Lucci | Stunts |
| Crew | Roy Farfel | Stunts |
| Crew | Gregg Smrz | Stunts |
| Crew | Manny Siverio | Stunts |
| Crew | Patrick Cauderlier | Stunt Coordinator |
| Crew | Garry Pastore | Stunts |
| Crew | Nick Allder | Special Effects |
| Crew | Michael Russo | Stunts |
| Crew | Michael E. Phillips | Post Production Consulting |
| Directing | Luc Besson | Director |
