 | Jim Carrey als Dick Harper |
 | Téa Leoni als Jane Harper |
 | Alec Baldwin als Jack McCallister |
 | Richard Jenkins als Frank Bascombe |
 | Angie Harmon als Veronica Cleeman |
 | John Michael Higgins als Garth |
 | Richard Burgi als Joe Cleeman |
 | Carlos Jacott als Oz Peterson |
 | Aaron Michael Drozin als Billy Harper |
 | Gloria Garayua als Blanca |
 | Michelle Arthur als Dick's Secretary |
 | Stacey Travis als Jack's Receptionist |
 | Timm Sharp als Jack's Assistant |
 | David Herman als Angry Caller (voice) |
 | Gian Franco Tordi als Executive |
 | Laurie Metcalf als Phyllis |
 | P.J. Byrne als Laughing Executive |
| Dempsey Pappion als Production Assistant |
| Knox White als Sound Technician (as Knox Grantham White) |
 | Walter Addison als Sam Samuels |
 | Ralph Nader als Ralph Nader - Defensive Line Coach |
| Deena Adar als Hysterical Globodyne Employee |
| Jorey Bernstein als Ficus Guy |
| Dilva Henry als Female Anchor |
 | Luis Saguar als Hector |
 | Rocael Leiva als Gardener (as Rocael L. Rueda) |
 | Peter Breitmayer als Laughing Executive |
 | Pete Gardner als Laughing Executive |
 | Kym Whitley als KostMart Training Leader Lucy |
 | Gavin Grazer als KostMart Job Applicant |
| Taso Papadakis als Gym Manager |
 | James St. James als Scary KostMart Shopper |
| Mary Gillis als Lactose Intolerant Shopper |
 | Esther Scott als Disgruntled KostMart Customer |
 | Larry Dorf als Used Car Salesman |
| Dario Gonzalez als Day Laborer |
 | Emilio Rivera als Day Laborer |
| Jules Douglas als Day Laborer (as Jullian Dulce Vida) |
 | Steve Seagren als Truck Guy |
 | Ivar Brogger als Research Scientist |
 | Clint Howard als INS Agent |
 | Jack Conley als INS Agent |
| Huey Redwine als INS Agent |
| Wayne Flemming als Nosy Neighbor |
 | Jason Marsden als Convenience Store Clerk |
 | Scott L. Schwartz als Bigger Convenience Store Clerk |
| Bette Beatrice als Elderly Lady with Bags |
 | Rick Overton als Head Shop Clerk |
 | Kerry Hoyt als Coffee Shop Barrista |
| Kenji Nakamura als Sushi Chef |
| Rikio als Sushi Chef (as Rikio Nakashita) |
 | Brian Tee als Sushi Chef |
 | Phil Reeves als Car Dealer |
| Daniel Espeseth als Ameribanx Security Guard |
 | Garrett M. Brown als Ameribanx Bank Manager |
 | Stephnie Weir als Debbie |
| Peter Weireter als Police Leader at Ameribanx |
| Norma Fierre als Naomi Seiler |
| Louis Weinstein als Mark Fish |
| Peter Conklin als Hunter |
 | Steve Kehela als Bartender |
 | Rob Nagle als Concerned Businessman |
| Frankie Levangie als Waiter |
 | Oliver Muirhead als Account Rep - Grand Cayman Bank |
 | Chris Ellis als Vice President - Grand Cayman Bank |
 | Bob Morrisey als Authorization Officer Spencer |
 | Kevin Ruf als Karen Williams' Receptionist |
 | Maggie Rowe als Karen Williams |
| Tony Lupo als Cop Outside Grand Cayman Bank |
 | Staci Lawrence als Female Globodyne Employee |
 | Robert Alan Beuth als Male Globodyne Employee |
| Alejandro Furth als Cesar |
 | Melissa Barker als Gym Member (uncredited) |
 | Crystal the Monkey als Test Monkey (uncredited) |
 | Jeff Garlin als Pyramid Tech CEO (uncredited) |
| Dean Parisot | Director |
| Judd Apatow | Screenplay |
| Nicholas Stoller | Screenplay |
| Kim Roth | Co-Producer |
| Gerald Gaiser | Story |
| Judd Apatow | Story |
| Nicholas Stoller | Story |
| Jim Carrey | Producer |
| Brian Grazer | Producer |
| Jerzy Zielinski | Director of Photography |
| Debra Zane | Casting |
| Barry Robison | Production Design |
| Gregory S. Hooper | Art Direction |
| Garrett Lewis | Set Decoration |
| Julie Weiss | Costume Design |
| Palma Bellardoni | Art Department Coordinator |
| Bruce DiValerio | Construction Coordinator |
| Bruno Van Zeebroeck | Special Effects Coordinator |
| Tannis Vallely | Casting Associate |
| Nancy McArdle | Costume Supervisor |
| Terry Wilson | Music Editor |
| Randall Poster | Music Supervisor |
| Wilma Garscadden-Gahret | Script Supervisor |
| Fríða Aradóttir | Hair Department Head |
| Anne Morgan | Hairstylist |
| Rita Troy | Key Hair Stylist |
| Tina Roesler Kerwin | Makeup Department Head |
| Cheryl Ann Nick | Makeup Artist |
| Bill Corso | Makeup Artist |
| Troy Sizemore | Supervising Art Director |
| Peter Bart | Executive Producer |
| Jane Bartelme | Executive Producer |
| Max Palevsky | Executive Producer |
| Linda Fields | Associate Producer |
| Ashley Fardys | Associate Producer |
| Mary Kane | Unit Production Manager |
| Theodore Shapiro | Original Music Composer |
| Miia Kovero | Hairstylist |
| Richard Graves | First Assistant Director |
| Jason Sweers | Assistant Art Director |
| Bruce Richter | Carpenter |
| John Baldwin | Construction Foreman |
| Frank McEldowney | Greensman |
| Derek Thompson | Production Illustrator |
| Grant Samson | Leadman |
| Louie Esparza | Painter |
| Charles Stewart | Property Master |
| Casey B. Garrett | Propmaker |
| James R. Bayliss | Set Designer |
| Jory Alvarado | Set Dressing Artist |
| Chris Samp | Standby Painter |
| Randall Guth | Assistant Sound Editor |
| Knox White | Boom Operator |
| Andrea Horta | Dialogue Editor |
| Bob Beher | Foley Editor |
| Odin Benitez | Sound Designer |
| David Grimaldi | Sound Effects Editor |
| Michael Hilkene | Supervising Sound Editor |
| Billy Barnhart | Compositor |
| Eric Jordan | Systems Administrators & Support |
| Daniel Zimmermann | Visual Effects Editor |
| Gray Marshall | Visual Effects Supervisor |
| Andy Armstrong | Stunt Coordinator |
| Jo Armstrong | Stunts |
| Robin Lynn Bonaccorsi | Utility Stunts |
| Thom Owens | Additional Camera |
| Steven J. Winslow | Camera Technician |
| Todd Csernecky | Electrician |
| Scott Rathner | First Assistant Camera |
| Christopher Crivier | Grip |
| Brian H. Reynolds | Key Grip |
| Salim Bensrhir | Lighting Technician |
| Mark Mele | Rigging Gaffer |
| Jon 'Scooter' Cousins | Rigging Grip |
| Ralph Nelson Jr. | Still Photographer |
| David Schmalz | Video Assist Operator |
| Damien Quinn | Set Costumer |
| Kevin Flatow | Additional Editor |
| Michael Hatzer | Color Timer |
| Herbert Dwight Raymond IV | First Assistant Editor |
| Molly Allen | Location Manager |
| George Doering | Musician |
| Bruce Fowler | Orchestrator |
| Bruce Callahan | Driver |
| Leroy Reed | Transportation Captain |
| Ed Wirth | Transportation Co-Captain |
| John Magoo McGivern | Transportation Coordinator |
| Chris Winn | Craft Service |
| Joel Harlow | Makeup Effects |
| Brieann Rich | Set Medic |
| Mady Manson Burza | Post Production Accountant |
| April A. Janow | Production Accountant |
| Alyssa Evans | Production Coordinator |
| Natalie Bae Lauzon | Production Office Coordinator |
| Flax Glor | Publicist |
| Dotan Bonen | Security |
| Beau Foster | Set Production Assistant |
| Paul R. Ambrose | Stand In |
| Timothy Burgard | Storyboard |
| Judith M. Brown | Studio Teacher |
| Eric Putz | Telecine Colorist |
| Andrew Lipschultz | Unit Publicist |
| Whitfield Scheidegger | Art Department Assistant |
| Sari Lietzman | Assistant Makeup Artist |
| Kelly Gregson | Costumer |
| Deborah Myles Davis | Key Costumer |
| Cecilia Sweatman | Additional Second Assistant Director |
| Richard Oswald | Second Assistant Director |
| Andrew Ward | Second Second Assistant Director |
| Selma Kora | Assistant Property Master |
| Eric Rosenberg | Graphic Designer |
| Guy Hietala | Set Painter |
| Eliza Pollack Zebert | ADR Editor |
| Howard London | ADR Mixer |
| David Lucarelli | ADR Recordist |
| John T. Cucci | Foley Artist |
| James Ashwill | Foley Mixer |
| Mark Pappas | Foley Supervisor |
| Mike Anderson | Utility Sound |
| Ron Seigel | Special Effects Technician |
| Dan Zimmerman | Visual Effects Editor |
| Pat Banta | Stunt Double |
| Joe Bucaro III | Stunt Driver |
| Chris Cuevas | Additional First Assistant Camera |
| Deron Tse | Additional Grip |
| Tyger Belton | Assistant Camera |
| Toulouse Holliday | Best Boy Grip |
| Jesse Roth | Camera Loader |
| Fred Cooper | Dolly Grip |
| Peter Geraghty | Second Assistant Camera |
| Melanie Renfroe | Casting Assistant |
| Heather Rafferty | Assistant Editor |
| Dean Zimmerman | Associate Editor |
| Skip Kimball | Digital Colorist |
| Zara Park | Digital Intermediate Producer |
| Mo Henry | Negative Cutter |
| Marisa Clayton | Post Production Coordinator |
| Carlos A. Aragon | Assistant Location Manager |
| Mandi Dillin | Location Assistant |
| Pete Anthony | Conductor |
| Anzhey Barantsevich | Accountant |
| Peter McKernan | Aerial Coordinator |
| Shawn Gillespie | Assistant Accountant |
| Chris Culliton | Assistant Chief Lighting Technician |
| Carrie Oyer | Assistant Production Coordinator |
| Kelly Clear | Chief Lighting Technician |
| Stephanie DeTiege | Executive Assistant |
| Laura Angotti | Production Assistant |
| Jonathan Kadin | Production Executive |
| Jamie Robinson | Production Secretary |
| Kristine Bochum | Second Assistant Accountant |
| Eliza Coleman | Stunts |
| Doug Coleman | Stunt Coordinator |
| Debbie Evans | Stunt Double |
| Gregory J. Barnett | Stunts |
| Don Zimmerman | Editor |
| Danny Wynands | Stunts |
| Mickey Giacomazzi | Stunt Coordinator |
| Daniel Moder | Camera Operator |
