| 丹尼斯·杜根 |
| 李·艾尔米 | Coach Norton | |
| 阿曼达·皮特 | Judith Fessbeggler | |
| 斯蒂夫·赞恩 | Wayne Lefessier | |
| Michael Roberds | Doctor | |
| 贾森·比格斯 | Darren Silverman | |
| 尼尔·戴门特 | Himself | |
| Norman Armour | Minister | |
| Brett Armstrong | Brett | |
| Jennifer Armstrong | Cheerleader | |
| Shaz Bennett | Cheerleader | |
| Linda Bernath | Cheerleader | |
| 杰克·布莱克 | J.D. McNugent | |
| Carla Boudreau | Beautiful Woman | |
| Ken Camroux | Warren (uncredited) | |
| Lillian Carlson | Mother Superior | |
| Stephen Chang | Thai Referee | |
| Theresa Coombe | Cheerleader | |
| Dario De Iaco | Strong Man | |
| 阿曼达·达特曼 | Sandy Perkus | |
| Devin Douglas Drewitz | Young Wayne | |
| Katlyn Ducharme | Little Girl | |
| 丹尼斯·杜根 | Referee (uncredited) | |
| Max Fomitchev | Mime | |
| Colin Foo | Old Man | |
| Frank L. Frazier | Bouncer | |
| Kyle Gass | Bar Dude | |
| Oscar Goncalves | Man | |
| Biski Gugushe | Cop at Darren's House | |
| Frank Hache | Abe | |
| Leigh Hilary | Cheerleader | |
| Eleana Johnson | Old Lady | |
| Lowela Jotie | Cheerleader | |
| Ivan Jurcev | Young J.D. | |
| Richard Kline | Acrobat Announcer (voice) (uncredited) | |
| Larry Lam | Thai Kickboxer | |
| Esme Lambert | Raccoon Woman | |
| David B. Levinson | Heston (uncredited) | |
| Nancy J. Lilley | Bearded Lady | |
| 克里斯托弗·罗根 | Vageet | |
| Gus Lynch | Security Guard | |
| Andrew McIlroy | Waiter | |
| Carly McKillip | Cute Girl | |
| Steve McMichael | Josh | |
| 布瑞特妮·摩得万 | Little Girl | |
| Odessa Munroe | Hooker | |
| Eliza Murbach | Wayne's Mom | |
| David Mylrea | Dogfaced Boy | |
| David Neale | Cop at Police Station | |
| Tony Parsons | Newscaster | |
| Patrick Pfrimmer | Clayton | |
| Eli Ranger | Young Darren | |
| Nicole Robert | Nun | |
| Margaret Ryan | Old Lady | |
| Mary Ann Skoll | Cop at Police Station | |
| Suzi Stingl | Dogfaced Boy at Concert (uncredited) | |
| Blake Stovin | Wayne's Dad | |
| Phil Trasolini | Referee on Sideline | |
| Tracy Trueman | Hooker | |
| Jared Van Snellenberg | Belston (uncredited) | |
| Mark Aaron Wagner | Luigi | |
| Sean O. Roberts | Wong (uncredited) | |
| Lisa Gagno | Little Fan (uncredited) | |
| Steven McMichael | Josh |
| Hank Nelken | (written by) & | |
| Greg DePaul | (written by) |
| Bruce Berman | executive producer | |
| Warren Carr | co-producer | |
| Bernie Goldmann | executive producer | |
| Brad Luff | executive producer | |
| Neal H. Moritz | producer | |
| Bill Whitten | associate producer | |
| Peter Ziegler | executive producer |
| Mike Simpson | ||
| Chad Smith | (song "Butterfly") | |
| John Frusciante | (song "Butterfly") |
| Flea | (song "Butterfly") |
| Arthur Albert |
| Patrick J. Don Vito | ||
| Debra Neil-Fisher |
| Felicia Fasano | ||
| Anne McCarthy | ||
| Mary Vernieu |
| Michael S. Bolton |
| James Steuart |
| Louise Roper |
| Melissa Toth |
| Robert A. Pandini | hair stylist | |
| Donna Bis | key hair stylist | |
| Lisa Taylor Roberts | key makeup artist | |
| Tone Rorvik | assistant makeup artist | |
| Bill Terezakis | special makeup effects artist |
| Warren Carr | unit production manager | |
| Drew Locke | unit manager |
| David W. Rose | assistant director: second unit | |
| Josy Capkun | third assistant director: second unit | |
| Steve Eathorne | third assistant director | |
| Kathy Houghton | second assistant director | |
| J.J. Makaro | second unit director | |
| Daniel Silverberg | first assistant director |
| Kendelle Elliott | assistant art director | |
| R.D. 'Luther' Fairbairn | property master | |
| Philip Jean | construction foreman | |
| Jaydene Maryk | art department assistant | |
| Wendy McAllister | storyboard artist | |
| Bill McMahon | set designer | |
| Tasha Moth | on-set dresser | |
| Tanya A. Nordhoff | set buyer | |
| Sandy Walker | set buyer | |
| Stephen Wright | construction coordinator |
| George H. Anderson | supervising sound editor | |
| Lane Burch | foley mixer | |
| Ted Caplan | foley editor | |
| Bruno Coon | music editor | |
| Wendy Czajkowsky | adr mixer (uncredited) | |
| Martin Fossum | production sound mixer | |
| Eric Gotthelf | adr mixer | |
| Suhail Kafity | sound effects editor | |
| Howard London | adr mixer | |
| Cindy Marty | sound effects editor | |
| Kevin O'Connell | sound re-recording mixer | |
| Kelly Oxford | supervising adr editor | |
| Greg P. Russell | sound re-recording mixer | |
| Susan Shackelford | sound editor | |
| Cherie Tamai | assistant sound editor | |
| Eric Maran | sound dailies (uncredited) |
| Tony Lazarowich | special effects coordinator | |
| Grant Smith | special effects |
| Derek Ledbetter | visual effects |
| Greg Fawcett | stunt double: Jack Black | |
| Noby Arden | stunts | |
| Kirk Caouette | stunts | |
| Corry Glass | stunts | |
| Dave Hospes | stunts | |
| John MacDonald | stunts (uncredited) | |
| J.J. Makaro | stunt coordinator | |
| Scott Nicholson | stunt double | |
| Shawn C. Orr | stunt safety | |
| Rick Pearce | stunts | |
| Trish Schill | stunt double: Amanda Detmer | |
| Melissa R. Stubbs | stunts | |
| Claude Bouchard | key stunt rigger (uncredited) |
| Richard Walden | camera operator: "b" camera | |
| Larry Portmann | focus puller: "b" camera | |
| Andrew Mulkani | key grip | |
| Marcee Healy | assistant: Dennis Dugan | |
| Susan Murray | production coordinator | |
| Josh Abraham | song producer: "Butterfly" | |
| Natalie Allan | production assistant (uncredited) | |
| Justin Bergler | second assistant camera | |
| Sandra J. Blackie | assistant costume designer: Canada | |
| Howard Blank | live audience coordinator: concert scenes | |
| Anne E. Bone | key costumer | |
| Susan Taylor Brouse | casting associate | |
| Bruce L. Brownstein | location manager | |
| Lynne Carrow | casting: Canada | |
| Allison Chretien | extras supervisor | |
| David S. Clark | first assistant editor | |
| David Crone | camera operator | |
| Ken Decker | generator operator | |
| John Dekker | best boy electric | |
| Sacha Fassaert | assistant camera | |
| Wendy J. Findlay | second assistant production coordinator | |
| Leigh French | adr loop group | |
| Terry Haggar | color timer | |
| Caroline Hardon | assistant editor | |
| Mo Henry | negative cutter | |
| Gaetan Jalbert | rigging gaffer | |
| Joseph Lederer | still photographer | |
| Flemming Lund | assistant location manager | |
| Sarah Monson | casting assistant | |
| Kirk Moses | assistant editor | |
| Lee Anne Muldoon | unit publicist | |
| Janet D. Munro | script supervisor | |
| Melissa Perry | extras casting | |
| Mary Ramos | music supervisor | |
| Thom Ryan | first assistant camera | |
| Eva Saks | dialogue coach | |
| John Sanderson | video assist operator | |
| Michelle Silverman | music supervisor | |
| Gail L. Smith | key costumer | |
| Robert Steeves | transportation supervisor | |
| Stephen Tibbetts | stand-in: Jason Biggs | |
| Jerrod Tiffin | best boy rigger (uncredited) | |
| Jeff Upton | director of photography: second unit | |
| Wyley Vlahovic | transportation co-captain | |
| Erica Westheimer | assistant costume designer: USA | |
| Geoff Williams | transportation captain | |
| Stephanie K. Mitchell | office production assistant (uncredited) | |
| Gary Hawes | production assistant to assistant director | |
| Alan Code | production assistant (uncredited) | |
| Moses Kirk | second assistant editor | |
| Ashley Bell | extras wrangler |