Cast & crew
The Butterfly Effect (2004)
Directed by Eric Bress, J. Mackye Gruber Written by Eric Bress, J. Mackye Gruber
Cast
| Ashton Kutcher | Evan Slater |
| Amy Smart | Kayleigh |
| Melora Walters | Andrea Miranda |
| Elden Henson | Kagan |
| William Lee Scott | Tommy |
| Eric Stoltz | George |
| Ethan Suplee | Thumper |
| Logan Lerman | Evan Slater |
| John Patrick Amedori | Thérèse (13) |
| Irina Gorovaia | Kayleigh |
| Nathaniel DeVeaux | Nance Redfield |
| Lorena Gale | Boswell |
| Jesse James | Tommy |
| Kevin G. Schmidt | Lenny |
| Kevin Durand | Carlos |
| Callum Keith Rennie | Jason |
| Cameron Bright | Tommy |
| Camille Sullivan | Cricket Hooten |
| Kendall Cross | Kagan |
| John Tierney | Priest |
| Ted Friend | Anchor |
| Melanie Hall | Gesela |
| Sam Easton | Frat |
| Jake Kaese | Lenny |
| Sam Easton | Chi Chi |
| Paul Lazenby | Rick Hawkins |
| Kimani Ray Smith | Orderly |
| Sadie Lawrence | Halpern |
| Douglas Arthurs | Karl |
| June B. Wilde | Waitress in Cafe |
| Trevor Jones | Security Guard |
| Colby Chartrand | Second Punk |
| Kevan Ohtsji | Anesthesiologist |
| Amy Esterle | Gothic Villains |
| Sarah Widdows | Kayleigh |
| Jacqueline Stewart | Gwen |
| Glenn Richards | Biker Customer |
| Andrew Olcott | Andrea's Housemate |
| David Dasilma | Chi Chi |
| Stan Edmonds | (uncredited) |
| Cameron K. Smith | (uncredited) |
| J. Jackson Kocela | Evan Slater |
| Grant Thompson | Bounty Hunter |
| John B. Lowe | Professor Pacoli |
| Tara Wilson | Heidi Klum |
| Jesse Hutch | Spencer |
| Bill Croft | Catering Boss |
| Daniel Spink | Shrimper's Brother |
| Magda Apanowicz | Second Punk |
| Brandy Kopp | Kristen |
| Shelly Schiavoni | Mrs. Dunn |
| Chapelle Jaffe | Helga Dahl |
| Scott Swanson | Obstetrician |
| David Cook | Moviegoer |
| Garry Little | Priest |
Crew
| Michael Suby | Original Music Composer |
| Chris Bender | Producer |
| Eric Bress | Screenplay |
| Eric Bress | Director |
| J. Mackye Gruber | Director |
| J.C. Spink | Producer |
| David Krintzman | Executive Producer |
| Richard Brener | Executive Producer |
| Douglas Higgins | Production Design |
| Toby Emmerich | Executive Producer |
| Jason Goldberg | Executive Producer |
| J. Mackye Gruber | Screenplay |
| A.J. Dix | Producer |
| Peter Amundson | Editor |
| Matthew F. Leonetti | Director of Photography |
| William Shively | Executive Producer |
| Anthony Rhulen | Producer |
| Ashton Kutcher | Executive Producer |
| Cale Boyter | Executive Producer |
| Carla Hetland | Costume Design |
| Carmen Cuba | Casting |
| Peter Grace | Construction Coordinator |
| Shannon Grover | Art Direction |
| Suzi Stingl | Stunt Double |
| Tonya Soules | Set Decoration Buyer |
| Jeremy Stanbridge | Art Direction |
| Sam Higgins | Set Decoration |
| Coreen Mayrs | Casting |
| Heike Brandstatter | Casting |
| Kerri Elliott | Art Department Coordinator |
| Christopher Elke | Visual Effects Producer |
| Dena Skalin | Scenic Artist |
| Lon Bender | Sound Designer |
| Toby Lindala | Makeup Effects |
| Corbin Fox | Special Effects Coordinator |
| Mathew Waters | Sound Re-Recording Mixer |
| Lorraine Rozon | Visual Effects Producer |
| John Beatty | Construction Foreman |
| Brendan Ferguson | Production Manager |
| Trevor Ward | Dolby Consultant |
| Peter Zinda | Sound Designer |
| Geoffrey G. Rubay | Sound Designer |
| John Ross | Sound Re-Recording Mixer |
| Sherri Potter | Visual Effects Producer |
| Christopher Assells | Sound Effects Editor |
| Karen Vassar Triest | Sound Effects Editor |
| Betty Bennett | Script Supervisor |
| Steven A. Adelson | Camera Operator |
| Brian Richards | Music Editor |
| Garth Elliott | Greensman |
| Stacey Butterworth | Wigmaker |
| Rod Patten | Transportation Coordinator |
| Ralph Maiers | Visual Effects Supervisor |
| Vance Burberry | Additional Photography |
| Glenn Parker | Still Photographer |
| James Bamford | Stunt Coordinator |
| Susan Lambie | Script Supervisor |
| Louisa Gradnitzer | Location Manager |
| Trig Singer | Camera Operator |
| John Clothier | Camera Operator |
| Jill Allanson | Telecine Colorist |
| Peter G. Capadouca | Gaffer |
| Beverly Wiens | Production Accountant |
| Shane Harvey | Still Photographer |
| Gloria Davies | Unit Publicist |
| Lisa Richardson | Co-Producer |
| Tracey Motherwell | Security |
| Laura Lee Connery | Stunts |
| Eva Morgan | Production Coordinator |
| Lee Tucker | Technical Supervisor |
| Doreen Ferreira | Casting Associate |
| Kevin J. Edelman | Music Supervisor |
| Michael Farrow | Scoring Mixer |
| Alan Bartolic | Location Scout |
| Daryl Powell | Sound Mixer |
| Dave Ash | Driver |
| John Bires | Sound Engineer |
| Murray Chysyk | Electrician |
| Carl Gruell | Production Office Assistant |
| Johnny Fountain | Associate Producer |
| Dan Petrescu | Painter |
| Andrei Andrianko | Art Department Assistant |
| J. Daniel Dusek | Unit Production Manager |
| Jeannie Chow | Hairstylist |
| Erik Lydestad | Chef |
| Garette Ratliff Henson | Post Production Assistant |
| Rena Campbell | Assistant Costume Designer |
| Paul Bougie | Best Boy Electric |
| Robert Hanchar | Boom Operator |
| Tammy Baer | Stand In |
| Nils Blomberg | Carpenter |
| Christopher Edwards | Manager of Operations |
| Richard Stirling | Executive In Charge Of Production |
| Claire O'Brien | Post Production Supervisor |
| Chad Malbon | Visual Effects Coordinator |
| Steve Ellis | Transportation Captain |
| Angelina P. Cameron | Key Hair Stylist |
| Tom Bristow | I/O Supervisor |
| Tim Vedan | Rigging Gaffer |
| Kathryn Bolt | Digital Compositors |
| Cindy Smith | Second Assistant Director |
| Caitlin McKenna | ADR Voice Casting |
| Lori K. Peterson | Third Assistant Director |
| John Cannon | Assistant Sound Editor |
| Barry W. Brolly | Set Dresser |
| Yale Kussin | Assistant Production Coordinator |
| Gillian Goodman | Assistant Property Master |
| Peter D. Marshall | First Assistant Director |
| Stan Edmonds | Key Makeup Artist |
| Zack Davis | ADR Supervisor |
| Amanda Moses | In Memory Of |
| Daniel Brown | Musician |
| Michael McLellan | Key Grip |
| Dean Reca | Grip |
| Derek Marcil | Sound Re-Recording Mixer |
| Lon Bender | Sound Supervisor |
| Graham Coutts | Property Master |
| Marny Eng | Stunt Double |
| Tami Treadwell | ADR Recordist |
| Daryl Lathrop | ADR Recordist |
| John L. Brown | Dolly Grip |
| Weldon Brown | ADR Mixer |
| Robert Deschaine | ADR Mixer |
| Ken Brooker | Assistant Location Manager |
| Amy Tompkins | Digital Intermediate Editor |
| Geoffrey G. Rubay | Sound Supervisor |
| Claudia Carle | ADR Recordist |
| Tess Brummitt | Truck Costumer |
| Wilf Guttmann | Rigging Grip |
| Stanka Banasova | Camera Trainee |
| Carey Milbradt | Foley Mixer |
| Diane Broussalian | Additional Second Assistant Camera |
| Leon Thomas Braun | Location Production Assistant |
| Tone Rorvik | Assistant Makeup Artist |
| Robert Pratt | Storyboard Artist |
| Rod Feldmeier | Generator Operator |
| Joseph Carson | Assistant Editor |
| Cathryn Eilertson | Assistant Chef |
| Kelly Alfaro | Catering |
| Mike Doiron | Production Assistant |
| Murray Campbell | Special Effects Best Boy |
| Andrew Gowan | Music Coordinator |
| Jannene Elam | Sound Assistant |
| Sandra-Ken Freeman | Extras Casting |
| Terra Bliss | Digital Intermediate Producer |
| Susan O'Hara | Costume Set Supervisor |
| Steven J. Scott | Digital Color Timer |
| Darren Robertson | Playback Coordinator |
| Nick Allen | Stunt Double |
| Charles Fernandez | Conductor |
| Carol Urquhart | Assistant Accountant |
| Dean Rossmo | Construction Buyer |
| Jana Lynn Gold | Additional Editor |
| Adrian Colbert | Digital Colorist |
| Jim Barber | Key Rigging Grip |
| Colleen Newberry | Best Boy Grip |
| Cali Newcomen | Costumer |
| Julie Elizabeth Knell | Production Assistant |
| Randal W. Morton | Second Assistant "A" Camera |
| Kirk Moses | Assistant Editor |
| Shauna Hanna | Best Boy Grip |
| Daniel Volonino | Second Assistant "B" Camera |
| Chris Rothfelder | Second Assistant "B" Camera |
| Mike Stroman | Generator Operator |
| Christy Richmond | Assistant Editor |
| Danya Joseph | Assistant Editor |
| Caroline Hardon | Assistant Editor |
| Cam North | First Assistant "A" Camera |
| Nick Watson | First Assistant "B" Camera |
| Shannon Hudgens | Production Assistant |
| Hilda Saffari | Digital Intermediate |
| Grant Lutz | Production Assistant |
| Don Webber | Camera Trainee |
| Regan Steele | Set Dresser |
| Darin Wong | Dolly Grip |
| Taylor Matheson | First Assistant "B" Camera |
| Gregory Middleton | Second Unit Director of Photography |
| Pepe Hubert | Dolly Grip |
| Nina Polkinghorne | Assistant Property Master |
| Shelley Kreutz | Production Assistant |
| Elysia Bliss Pyne | Production Assistant |
| Chris McFarlane | Production Assistant |
| James Cowan | Compositor |