 | Jennifer Garner als Elektra Natchios / Elektra |
 | Goran Visnjic als Mark Miller |
 | Will Yun Lee als Kirigi |
 | Cary-Hiroyuki Tagawa als Roshi |
 | Terence Stamp als Stick |
 | Natassia Malthe als Typhoid Mary / Typhoid |
 | Kirsten Zien als Abby Miller |
 | Colin Cunningham als McCabe |
 | Chris Ackerman als Tattoo |
 | Bob Sapp als Stone |
 | Mark Houghton als Bauer |
 | Hiro Kanagawa als Meizumi |
 | Laura Ward als Young Elektra |
 | Ian Tracey als Pool Shark |
 | Kevan Ohtsji als Roshi Servant |
 | Kurt Max Runte als Nikolas Natchios |
 | Nathaniel Arcand als Hand Ninja #1 |
 | Aaron Au als Hand Ninja #2 |
 | Jana Mitsoula als Young Elektra's Mother |
 | Kendall Cross als First Paramedic |
 | Ty Olsson als Second Paramedic |
 | Nancy Wetzel als Third Paramedic |
 | Paul Wu als Fight Instructor |
 | Jason Isaacs als DeMarco |
 | Tom Woodruff Jr. als Demon (uncredited) |
 | Edson T. Ribeiro als Kinkou |
| Marke Driesschen als Weatherman |
| Doane Gregory | Still Photographer |
| Rob Bowman | Director |
| Avi Arad | Producer |
| Gary Foster | Producer |
| Arnon Milchan | Producer |
| Mark Steven Johnson | Executive Producer |
| Kevin Stitt | Editor |
| Christophe Beck | Original Music Composer |
| Dianne Crittenden | Casting |
| Coreen Mayrs | Casting |
| Brent O'Connor | Executive Producer |
| Heike Brandstatter | Casting |
| Eric Norlin | Art Direction |
| Graeme Murray | Production Design |
| Lisa Tomczeszyn | Costume Design |
| Bill Roe | Director of Photography |
| Michael Hothorn | Casting |
| Peter Lando | Set Decoration |
| Stan Lee | Executive Producer |
| Mark Steven Johnson | Characters |
| Frank Miller | Characters |
| Zak Penn | Writer |
| Stuart Zicherman | Writer |
| M. Raven Metzner | Writer |
| Sophie Addie | Associate Producer |
| Josh McLaglen | Co-Producer |
| Joe Hartwick Jr. | Production Supervisor |
| Portia Tickell | Script Supervisor |
| Michael T. Williamson | Sound mixer |
| Anna Behlmer | Sound Re-Recording Mixer |
| Andy Nelson | Sound Re-Recording Mixer |
| Craig Berkey | Sound Designer |
| Martin Lacroix | Boom Operator |
| John A. Larsen | Supervising Sound Editor |
| Sharon Thompson | Art Department Coordinator |
| Jeremy Stanbridge | Assistant Art Director |
| Brian Shell | Construction Coordinator |
| Josephine Bleuer | Greensman |
| Susan Nestibo | Location Scout |
| Brentan Harron | Production Illustrator |
| Daniel Scarcello | Sculptor |
| Jay Mitchell | Set Designer |
| Joseph Lederer | Additional Photography |
| John Banovich | Camera Operator |
| Michael Bruce Adams | First Assistant Camera |
| Jack Chouchanian | Grip |
| Steven J. Winslow | Helicopter Camera |
| Stefan von Bjorn | Steadicam Operator |
| Sacha Fassaert | Underwater Camera |
| Courtney Daniel | Assistant Costume Designer |
| Cha Blevins | Costume Supervisor |
| Anji Bemben | Hairstylist |
| Deborah La Mia Denaver | Makeup Artist |
| Toby Lindala | Prosthetic Supervisor |
| Stacey Butterworth | Wigmaker |
| Jeff MacIntyre | Carpenter |
| Les Quinn | CG Supervisor |
| Julie Adams | Dialect Coach |
| Mike O'Neal | Digital Effects Supervisor |
| Bruce Callahan | Driver |
| Lance Webb | Makeup Effects |
| Rick Rasmussen | Picture Car Coordinator |
| Chad Buckmaster | Post Production Assistant |
| Michael Tinger | Post Production Supervisor |
| Lubor Cencak | Scenic Artist |
| Terence Chase | Security |
| Kirk Caouette | Stunt Coordinator |
| Trevor Addie | Stunts |
| David Michael Green | Systems Administrators & Support |
| Allan Morgan | Transportation Coordinator |
| Simon Abbott | Unit Production Manager |
| Gloria Davies | Unit Publicist |
| Shawn Beaton | Utility Stunts |
| David Schmalz | Video Assist Operator |
| Brigitte Daloin | Visual Effects Editor |
| Morgan Beggs | Assistant Director |
| Jean-Francois Morissette | Layout |
| Jim Passon | Color Timer |
| Jenny Brandt | Digital Intermediate |
| Breanne Larrett | Editorial Production Assistant |
| Jeff Harvey | Best Boy Electric |
| Vince Laxton | Electrician |
| Antonio Soriano | Gaffer |
| Salar Saleh | Lighting Supervisor |
| Errin Lally | Casting Associate |
| Julieann Snow | Production Accountant |
| Michelle Brattson | Production Coordinator |
| Jack L. Murray | Production Manager |
| Warren Hendriks | First Assistant Sound Editor |
| Michael Dittrick | Music Editor |
| Dave Jordan | Music Supervisor |
| Richard Bronskill | Orchestrator |
| Casey Stone | Scoring Mixer |
| Jon Vogl | Sound Effects Editor |
| Lyndon Barrois | Animation Supervisor |
| Corinne Bogdanowicz | Digital Compositors |
| Madhava Reddy | I/O Supervisor |
| Douglas Bloom | Visual Effects |
| Amy Allen | Visual Effects Coordinator |
| Jacqui Lopez | Visual Effects Producer |
| Dan DeLeeuw | Visual Effects Supervisor |
| Dan Foster | Digital Producer |
| Peter McNulty | Additional Editing |
| Craig Heath | Sound Recordist |
| Robert Renga | Sound Recordist |
| Dan Sissons | Property Master |
| Helen Luttrell | Dialogue Editor |
| Sandra J. Blackie | Costume Coordinator |
| Kurtis Reeves | Costume Set Supervisor |
| Petra Bergholz | Costumer |
| Devyn Griffith | First Assistant Makeup Artist |
| Warren Hanna | Second Assistant Director |
| Bryan Spicer | Second Unit Director |
| Ania Musiatowicz | Third Assistant Director |
| Scott Calderwood | Assistant Decorator |
| Spencer Louttit | Assistant Property Master |
| Maureen Carey | Construction Buyer |
| Sally Hudson | Graphic Designer |
| Ricardo F. Delgado | Storyboard Artist |
| Niamh Murphy | Textile Artist |
| Vanessa Lapato | ADR Editor |
| Derek Casari | ADR Engineer |
| Doc Kane | ADR Mixer |
| Doug Hemphill | Additional Sound Re-Recording Mixer |
| John Murray | Foley Supervisor |
| Blake R. Cornett | Second Assistant Sound |
| William Unrau | Sound Assistant |
| Dennis Briest | Special Effects Technician |
| Christopher Gwynne | Visual Effects Technical Director |
| Kimberly Chiang | Stunt Double |
| Sacha Fassaert | Assistant Camera |
| Steve Sherlock | Best Boy Grip |
| Russell Hawkes | Dolly Grip |
| Carrie Wilson | Second Assistant Camera |
| Jennie Morse | Animation Coordinator |
| Hans Heymans | Lead Animator |
| Caitlin McKenna | ADR Voice Casting |
| James McKenzie Moore | Casting Assistant |
| Carolle Alain | Assistant Editor |
| Anthony Harris | Digital Color Timer |
| Skip Kimball | Digital Intermediate Colorist |
| Gary Burritt | Negative Cutter |
| Matthew Evan Walsh | Post Production Coordinator |
| Nathan Kay | Assistant Location Manager |
| Jessica Dart | Location Assistant |
| Mike Nowak | Conductor |
| Jojo Villanueva | Music Coordinator |
| Fernand Bos | Supervising Music Editor |
| Colette Jost | Assistant Accountant |
| Daniel A. Mondschain | Assistant Production Coordinator |
| Jason Macza | CG Artist |
| Jason Liggett | Compositing Supervisor |
| James J. Atkinson | Effects Supervisor |
| Andrea Brown | Extras Casting |
| Dean Collins | Key Rigging Grip |
| Michele Lee | Payroll Accountant |
| Jim Filippone | Pilot |
| Darren Robertson | Playback Coordinator |
| Barbara Copp | Production Assistant |
| Rich Thorne | Production Executive |
| Elaine Fung | Rotoscoping Artist |
| Nick Foley | ADR Recordist |
| Marcus Young | Stunts |
| Paul Wu | Stunts |
| Melissa R. Stubbs | Stunt Double |
| Brian Simpson | Stunts |
| Jeffrey C. Robinson | Stunts |
| Jayson Ricks | Stunt Double |
| Darryl Quon | Utility Stunts |
| Jovan Nenadic | Stunts |
| Mike Mitchell | Stunts |
| Don Lew | Utility Stunts |
| Don Lee | Utility Stunts |
| Don Lee | Stunt Double |
| Larry Lam | Stunt Coordinator |
| Larry Lam | Stunt Double |
| Jon Kralt | Stunts |
| Kirk Jaques | Stunts |
| Kirk Jaques | Stunt Double |
| Adrian Hein | Stunts |
| Mike Gunther | Fight Choreographer |
| Mike Gunther | Stunt Coordinator |
| Christopher Gordon | Stunts |
| Kylie Furneaux | Stunt Double |
| Marny Eng | Stunts |
| Shauna Duggins | Stunt Double |
| Duane Dickinson | Stunts |
| Mike Desabrais | Stunt Double |
| Dean Choe | Stunt Coordinator |
| Dean Choe | Stunts |
| Alex Chiang | Stunts |
| Lauro Chartrand | Stunts |
| Brett Chan | Stunts |
| Kirk Caouette | Utility Stunts |
| Simon Burnett | Stunts |
| Loyd Bateman | Stunts |
| Kevin Feige | Co-Producer |
| John MacCarthy | Second Unit First Assistant Director |
| Trevor Jones | Stunt Double |
| Josh McLaglen | First Assistant Director |
