 | Josh Hartnett als Slevin |
 | Morgan Freeman als The Boss |
 | Ben Kingsley als The Rabbi |
 | Lucy Liu als Lindsey |
 | Bruce Willis als Mr. Goodkat |
 | Stanley Tucci als Det. Brikowski |
 | Mykelti Williamson als Sloe |
 | Peter Outerbridge als Dumbrowski |
 | Michael Rubenfeld als Yitzchok |
 | Kevin Chamberlin als Marty |
 | Dorian Missick als Elvis |
 | Scott Gibson als Max |
 | Corey Stoll als Saul |
 | Robert Forster als Murphy |
 | Sam Jaeger als Nick Fisher |
 | Danny Aiello als Roth |
 | Jennifer Miller als Slevin's Girlfriend |
 | Janet Lane als Gloria (Blondie) |
 | Oliver Davis als Henry |
 | Sebastien Roberts als The Guy |
 | Darren Marsman als Slim Hopkins |
 | Gerry Mendicino als Benny Begin |
 | Matthew G. Taylor als Featured (uncredited) |
| Shira Leigh als Hottie |
 | Daniel Kash als Bodyguard #1 |
 | Dmitry Chepovetsky als Bodyguard #2 |
| Paul McGuigan | Director |
| Christopher Eberts | Producer |
| Andreas Grosch | Producer |
| Kia Jam | Producer |
| Robert Kravis | Producer |
| Tyler Mitchell | Producer |
| Anthony Rhulen | Producer |
| Christopher Roberts | Producer |
| Peter Sova | Director of Photography |
| Andrew Hulme | Editor |
| François Séguin | Production Design |
| Jason Smilovic | Screenplay |
| Deborah Aquila | Casting |
| Tricia Wood | Casting |
| Odette Gadoury | Costume Design |
| J. Ralph | Original Music Composer |
| Charles Jude Feuer | Co-Producer |
| Hannah Leader | Co-Executive Producer |
| Jane Barclay | Executive Producer |
| Don Carmody | Executive Producer |
| A.J. Dix | Executive Producer |
| Sharon Harel-Cohen | Executive Producer |
| Eli Klein | Executive Producer |
| Andreas Schmid | Executive Producer |
| William Shively | Executive Producer |
| Pierre Perrault | Art Direction |
| Colombe Raby | Art Direction |
| Normand Robitaille | Set Decoration |
| Angel De Angelis | Key Hair Stylist |
| Gerald Quist | Hairstylist |
| Colleen Quinton | Key Makeup Artist |
| Josée Comeau | Seamstress |
| Christine Larocque | Wigmaker |
| Gilles Perreault | Unit Manager |
| Donal MacCormack | Assistant Art Director |
| Jean-François Delorme | Carpenter |
| Martin Chalifoux | Construction Manager |
| Robert Bourdeau | Painter |
| Emilie Gauthier | Makeup Artist |
| Caroline Alder | Set Designer |
| Martin Weinryb | Set Dresser |
| Trent Richmond | Assistant Sound Editor |
| Francis Péloquin | Boom Operator |
| Steve F.B. Smith | Dolby Consultant |
| Steve Baine | Foley Artist |
| Michael Farrow | Scoring Mixer |
| Gregor Hutchison | Post Production Supervisor |
| Kerstin Dyroff | Production Manager |
| Arie Bohrer | Production Supervisor |
| Jacky Lavoie | Unit Production Manager |
| Jacques Langlois | Special Effects Coordinator |
| Louis Craig | Special Effects Supervisor |
| Bill Bridges | 3D Animator |
| Buck Deachman | First Assistant Director |
| Samara Melanson | Executive Visual Effects Producer |
| Nadia Guglieri | Script Supervisor |
| James Bunk | Systems Administrators & Support |
| Steve Lucescu | Stunt Coordinator |
| David Rigby | Utility Stunts |
| Cecile Braemer | Art Department Coordinator |
| Paul Duchesne | Grip |
| Pierre Rancourt | Rigging Gaffer |
| Jocelyn Bertrand | Rigging Grip |
| Francois Archambault | Steadicam Operator |
| Jennifer L. Smith | Casting Associate |
| Rosalie Clermont-Bilodeau | Assistant Costume Designer |
| Ross Fraser | Construction Coordinator |
| Lauren Fritz | Location Scout |
| Michel Bilodeau | Driver |
| Claude Bélanger | Transportation Captain |
| Paul Barette | Armorer |
| Marie-Elaine Bailly | Production Coordinator |
| Josée Bernard | Cableman |
| Lise Pharand | Property Master |
| Katia Kim Depatie | Props |
| Sylvain Chaput | Craft Service |
| Josef Brandmaier | Finance |
| Ortwin Freyermuth | Legal Services |
| Robert Harrison | Set Medic |
| Réal Hamel | Picture Car Coordinator |
| Catherine Currie | Post Production Accountant |
| Veronica Miller | Production Accountant |
| Joanne Jackson | Production Controller |
| Matt Davis | Security |
| Paula Fairfield | Sound Designer |
| Raymond J. Duff | Set Production Assistant |
| Nathan Robitaille | Sound Effects Editor |
| Louis Marion | Sound Mixer |
| Todd Beckett | Sound Re-Recording Mixer |
| Marie-Agnés Reeves | Storyboard Artist |
| Paula Fairfield | Supervising Sound Editor |
| Michael Umble | Unit Publicist |
| Bernard April | Best Boy Electric |
| Sylvain Bernier | Gaffer |
| John Dolan | Key Grip |
| Kyle Menzies | Digital Effects Supervisor |
| Ben Dailey | Loader |
| Eric J. Robertson | Visual Effects Supervisor |
| Tara Tucker-Matheson | Visual Effects Coordinator |
| Kelly Kavanagh | Assistant Makeup Artist |
| Florence April-Borgeat | Dresser |
| Sophie Godard | Extras Dresser |
| Dominique Dupras | Hairdresser |
| Pina Rizzi | Key Hairdresser |
| Colin Adams | On Set Dresser |
| C.J. Goldman | Prosthetic Makeup Artist |
| Debbie Williams | Truck Supervisor |
| Martin Doepner | Additional Third Assistant Director |
| Lorette Leblanc | Continuity |
| Bethan Mowat | Second Assistant Director |
| Kali R. Harrison | Second Second Assistant Director |
| Francois Archambault | "A" Camera Operator |
| Andrew Hulme | Second Unit Director |
| Jesabelle Boileau | Third Assistant Director |
| Jason Ball | Electrician |
| Ki Nam | Assistant Property Master |
| Michel Bernier | First Assistant "B" Camera |
| Frederic Mainville | Construction Buyer |
| Denis Caspar | Graphic Designer |
| Claude Desmarais | Head Carpenter |
| Dylan La Frenière | Head Greensman |
| Attila Dory | Still Photographer |
| Greg Kupiec | Title Designer |
| Bill Higley | ADR Mixer |
| James Doser | ADR Recordist |
| Georgina Yarhi | Costume Supervisor |
| Rachel Leek | Set Costumer |
| Peter Persaud | Foley Mixer |
| Carla Murray | Sound Effects Designer |
| Chris Dustin | Sound Re-Recording Assistant |
| Jill Purdy | Supervising Dialogue Editor |
| Jerry Yuen | Utility Sound |
| Adam Charbonneau | Special Effects Assistant |
| Yvon Charbonneau | Special Effects Technician |
| Mike Borrett | Visual Effects Production Manager |
| Ian Mclaughlin | Stunt Double |
| Michèle St-Arnaud | Location Manager |
| Chris Barnes | Stunt Driver |
| Kevin Banks | Music Editor |
| Matt Balzarini | Second Assistant "A" Camera |
| David Dinel | Best Boy Grip |
| Daniel Ross | Transportation Coordinator |
| Soupharak Keoborakoth | Clapper Loader |
| Patrice Lapointe | Dolly Grip |
| Alain Rousseau | Second Assistant "A" Camera |
| Laurent Alexis Guertin | Second Assistant "B" Camera |
| David H. Kramer | ADR Voice Casting |
| Melissa Nepton | Casting Assistant |
| Robin D. Cook | Casting Director |
| Susan J. Wright | Wardrobe Supervisor |
| Vikash Patel | Assistant Editor |
| J. Enrique H. Careaga | First Assistant Picture Editor |
| Trent Johnson | Digital Colorist |
| Scott Reed | Digital Intermediate Producer |
| Lorraine Samuel | Post Production Coordinator |
| Suzanne Laverdure | Assistant Location Manager |
| Linda Torino Tondreau | Location Assistant |
| David Franklin | Location Production Assistant |
| J. Ralph | Music Score Producer |
| John 'JR' Craigmile | Accountant |
| Jesse Fox Chaney | Additional Production Assistant |
| Phaedra Charlton | Assistant Accountant |
| Etienne Poulin St-Laurent | Assistant Craft Service |
| Maude Beaunoyer | Assistant Picture Car Coordinator |
| Jillian Ordowich | Assistant Production Coordinator |
| Geneviève Lussier | Assistant Unit Manager |
| Mahmoud Rahnama | CG Artist |
| Noel Hooper | Digital Compositor |
| Julie Breton | Extras Casting |
| Gilles Montreuil | First Assistant Accountant |
| Keith Kerr | Key Rigging Grip |
| Jason Fesel | Key Set Production Assistant |
| Valérie Dejoie | Payroll Accountant |
| David Beauchemin | Production Assistant |
| Sheila Kerrigan | Production Executive |
| Josianne Mailloux | Production Secretary |
| Jocelyne Gagné | Second Assistant Accountant |
| Suzanne Cloutier | Set Decoration |
