 | Adam Sandler als Barry Egan |
 | Emily Watson als Lena Leonard |
 | Philip Seymour Hoffman als Dean Trumbell |
 | Luis Guzmán als Lance |
 | Mary Lynn Rajskub als Elizabeth Egan |
 | Robert Smigel als Walter the Dentist |
 | Jason Andrews als Operator Carter (voice) |
 | Don McManus als Plastic (voice) |
| David Schrempf als Customer #1 |
| Seann Conway als Customer #2 |
 | Rico Bueno als Rico |
| Hazel Mailloux als Rhonda |
 | Karen Kilgariff als Anna (voice) |
| Julie Hermelin als Kathleen |
| Salvador Curiel als Sal |
| Jorge Barahona als Jorge |
| Ernesto Quintero als Ernesto |
| Julius Steuer als Mechanic |
| Lisa Spector als Susan |
| Nicole Gelbard als Nicole |
| Mia Weinberg als Gilda |
| Karen Hermelin als Anna |
| Larry Ring als Steve - Brother-in-Law |
| Kerry Gelbard als Richard - Brother-in-Law |
| Ashley Clark als Phone Sex Sister |
| Alan Parry als Member of After Eden Band |
| John E. Beck als Member of After Eden Band |
| Eddie Wayne Howell als Member of After Eden Band |
| Taylor J. Thomas als Member of After Eden Band |
| Bobby Bluehouse als After Eden Sound Man |
 | David H. Stevens als David |
 | Nathan Stevens als Nate |
| Jimmy Stevens als Jim |
| Carol Mirelez als Phone Sex Girl #1 - Utah |
| June Sepulveda als Phone Sex Girl #2 - Utah |
| Andrew Higgs als Restaurant Manager |
| Rogerlyn Kanealii Wakinekona als Lena's Apartment Receptionist |
| Mike D. Stevens als Mike D. |
| Catherine Cooley als Flight Attendant |
| Michael Immel als Man on Plane |
| Ross Lasi Tanoai als Cab Driver |
 | Jonathan Loughran als Wrong Number (voice) |
| Kaila als Member of Ladies K Band |
| Ku'Ulei als Member of Ladies K Band |
| Sissy Lake als Hula Dancer |
| Marie Irwin als Lena's Nurse |
| Esther Imade Balogun als Receptionist Nurse |
| Thomas Bornt als Dean's Employee |
| Mary Kilmartin als D&D Mattress Customer |
| Anica Brown als Parader (uncredited) |
 | Ryder Davis als Customer (uncredited) |
| Wells Rosales als Leo (uncredited) |
 | Shelley Waggener als Co-Worker (uncredited) |
 | Joji Yoshida als Japanese Tourist (uncredited) |
| Paul Thomas Anderson | Director |
| Paul Thomas Anderson | Screenplay |
| Paul Thomas Anderson | Producer |
| JoAnne Sellar | Producer |
| Daniel Lupi | Producer |
| Jon Brion | Original Music Composer |
| Robert Elswit | Director of Photography |
| Leslie Jones | Editor |
| Cassandra Kulukundis | Casting |
| William Arnold | Production Design |
| Sue Chan | Art Direction |
| Mark Bridges | Costume Design |
| Chris Scarabosio | Sound Designer |
| Daniel Lupi | Unit Production Manager |
| Adam Druxman | First Assistant Director |
| James Moran | Second Assistant Director |
| Valeria Migliassi Collins | Script Supervisor |
| Ron Judkins | Production Sound Mixer |
| David Lee | Chief Lighting Technician |
| Daniel P. Collins | Associate Producer |
| Ben Beaird | Key Grip |
| Frank A. Montesanto | Key Grip |
| Kelly A. Snyder | Production Accountant |
| Jay Hart | Set Decoration |
| Lori A. Noyes | Set Decoration |
| Larry Ring | Location Manager |
| Nathan Hathaway | Assistant Chief Lighting Technician |
| Peggy Names | Utility Sound |
| Mark Graziano | Post Production Supervisor |
| Jonathan Karp | Music Editor |
| Gary Rydstrom | Sound Re-Recording Mixer |
| Michael Semanick | Sound Re-Recording Mixer |
| Phil Benson | Supervising Sound Editor |
| Holiday Landa | Art Department Coordinator |
| Bruce Birmelin | Still Photographer |
| Kirk Huston | Transportation Captain |
| Angel DeSanti | Transportation Co-Captain |
| Thomas J. O'Connell | ADR Mixer |
| Rick Canelli | ADR Recordist |
| Mary Beth Smith | Negative Cutter |
| Tina Roesler Kerwin | Makeup Department Head |
| Aura Gilge | Sound Effects Editor |
| J.R. Grubbs | Sound Effects Editor |
| Stephen Kearney | Sound Effects Editor |
| Tim Alexander | Visual Effects Supervisor |
| Camille Geier | Visual Effects Producer |
| Audie Harrison | Production Assistant |
| Diana R. Lupo | Stunts |
| Mark De Alessandro | Stunt Double |
| Trish Almeida | Key Hair Stylist |
| Elizabeth Dahl | Makeup Artist |
| Peggy Nichols | Key Makeup Artist |
| Ann Pala | Makeup Artist |
| Ann Pala | Hairstylist |
| Debra Rego | Hairstylist |
| Kelvin R. Trahan | Hair Department Head |
| Eileen Malyszko Lee | Production Supervisor |
| Will Weiske | Production Supervisor |
| Charles Newirth | Executive In Charge Of Production |
| Sonia Bhalla | Second Second Assistant Director |
| Chuck Askerneese | Assistant Property Master |
| Doreen Austria | Graphic Designer |
| Jeremy Blake | Art Designer |
| P. Scott Bailey | Leadman |
| Max E. Brehme | Leadman |
| Richard Crain | Construction Foreman |
| Mick Cummings | Set Dressing Buyer |
| Gerald Gates Jr. | Painter |
| Kevin Goldblum | Art Department Production Assistant |
| Jill Haber | Painter |
| Will Grant | Set Dresser |
| Chris Grantz | Set Dresser |
| Richard McConnell | Construction Coordinator |
| Martin Milligan | Set Dresser |
| Thomas G. Olson | Painter |
| Troy Alan Peters | Set Dresser |
| Mike Reiber | Standby Painter |
| Rick Romer | Set Dresser |
| Keith Sale | Set Dresser |
| F. Andrew Scott | Standby Painter |
| Doug Sieck | Set Dresser |
| Sondra Thorpe | Set Buyer |
| Jayson Whitmore | Graphic Designer |
| Timothy S. Wiles | Property Master |
| Franco Esile | Set Dresser |
| P.K. MacCarthy | Storyboard Artist |
| Graham Robertson | Set Dresser |
| Thomas 'Noe' Welch | Set Dresser |
| Jennifer Barin | First Assistant Sound Editor |
| Christopher Barron | Assistant Sound Editor |
| Eric Bretter | Sound Recordist |
| Lawrence L. Commans | Boom Operator |
| Ben Conrad | Foley Mixer |
| Kirk Denson | Sound Recordist |
| Tony Eckert | Foley Mixer |
| Koji Egawa | Assistant Sound Engineer |
| Coya Elliott | Assistant Sound Editor |
| Andrea Gard | Foley Editor |
| John Hendrickson | Assistant Sound Engineer |
| Robert Jackson | Boom Operator |
| Peter F. Kurland | Production Sound Mixer |
| Michael Lemass | Intern |
| Kate Lumpkin | Utility Sound |
| Kathleen McCart | Sound Recordist |
| Stuart McCowan | Assistant Sound Editor |
| Frank 'Pepe' Merel | Foley Recordist |
| Shannon Mills | Foley Editor |
| Steve Mixdorf | Assistant Sound Engineer |
| Jon Null | Dialogue Editor |
| Jeremy Peirson | Sound Recordist |
| Brandon Proctor | Mix Technician |
| Frank Rinella | Foley Recordist |
| Gary Ritchie | Sound Recordist |
| John Roesch | Foley Artist |
| Marcie Romano | Assistant Sound Editor |
| Jessica B. Schultz | Sound Mixer |
| Steve Slanec | Assistant Sound Editor |
| Ewa Sztompke | Dialogue Editor |
| Dennie Thorpe | Foley Artist |
| Jana Vance | Foley Artist |
| Lisa K. Fowle | Sound |
| Knox White | Boom Operator |
| Sean Landeros | Sound Recordist |
| Brandon Proctor | Sound Re-Recording Assistant |
| Len Burge | Special Effects Makeup Artist |
| John C. Carlucci | Special Effects Supervisor |
| Lou Carlucci | Special Effects Coordinator |
| Kenneth C. Clark | Special Effects |
| Marvin Felton | Special Effects Technician |
| Jeff Jarvis | Special Effects Coordinator |
| Ric San Nicholas | Special Effects |
| Andrew Sebok | Special Effects Technician |
| David Sterner | Special Effects Technician |
| David Sullivan | Rotoscoping Artist |
| Michael Adams | Stunts |
| Brian Avery | Stunts |
| Jack Carpenter | Stunts |
| Mickey Giacomazzi | Utility Stunts |
| Allan Graf | Stunt Coordinator |
| John Hateley | Stunts |
| Toby Holguin | Stunts |
| Steve Kelso | Stunt Coordinator |
| Paul M. Lane | Stunts |
| Dustin Meier | Stunts |
| Hugh Aodh O'Brien | Stunts |
| Rex Reddick | Stunts |
| Mario Roberts | Stunts |
| Lincoln Simonds | Stunts |
| Steve Wooten | Stunts |
| Andi Ruane | Grip |
| Alfred Ainsworth | Video Assist Operator |
| David Bodin | Grip |
| Geoffrey Chang | Camera Loader |
| Andreas Crawford | Dolly Grip |
| William Coss | First Assistant Camera |
| Richard Crompton | Rigging Grip |
| David Crone | Camera Operator |
| David Crone | Steadicam Operator |
| Dean DesJarlais | Best Boy Electric |
| Kevin 'Rambo' Fitzgerald | Best Boy Grip |
| Neil Fleischbein | Grip |
| Alexander W. Gage | Grip |
| Jay Galbo | Electrician |
| Vance Gage | Best Boy Grip |
| R. Scott Goodrich | Second Assistant Camera |
| Bob Gorelick | Steadicam Operator |
| Jeff Griffith | Camera Loader |
| Rick Harris | Key Rigging Grip |
| Keith Hartley | Electrician |
| Richard Hartley | Rigging Gaffer |
| Tony Hibbard | Electrician |
| Tom Kessenich | Grip |
| Ashley Kimmet | Electrician |
| Leonardo Larosa | Grip |
| David Lee | Chief Lighting Technician |
| Karl Linde | Additional First Assistant Camera |
| Daisuke Dice Miyake | Grip |
| Michelle Morgan | Camera Loader |
| Jeffrey Norvet | Additional Camera |
| Robert A. Preston | Best Boy Grip |
| John Priebe | Electrician |
| Dave Richardson | Best Boy Grip |
| Robert Stillman | Grip |
| Ian Strang | Electrician |
| James Takahashi | Grip |
| Dave Tutokey | Best Boy Electric |
| Rick Crum | Electrician |
| Lance Dickinson | Lighting Technician |
| Craig Kohlhoff | Assistant Camera |
| Maricella Ramirez | Camera Operator |
| Shannon Summers | Grip |
| Suzanne Anaya | Extras Casting |
| John Barba | Casting Associate |
| Juliet Carlson | Extras Casting Assistant |
| Margaret Doversola | Extras Casting |
| Eden Clark Coblenz | Costume Supervisor |
| Linda S. Cormany | Key Costumer |
| Anne Hoss | Costumer |
| Lizabeth Maggini | Costumer |
| Andrew Slyder | Costumer |
| Jennifer Day Young | Costumer |
| Scott Fox | Colorist |
| Marie Gaerlan | Assistant Editor |
| Phil Hetos | Color Timer |
| Lara Khachooni | Assistant Editor |
| Ladd Lanford | First Assistant Editor |
| Christopher Marino | Assistant Editor |
| Sandra Montiel | First Assistant Editor |
| Fred Raskin | Additional Editor |
| Lee Wimer | Color Timer |
| Gary Bechtel | Assistant Location Manager |
| Justin Healy | Assistant Location Manager |
| Frank Mitchell | Location Assistant |
| Matt Paull | Location Production Assistant |
| Robert Paulsen | Assistant Location Manager |
| Trevor Sifton | Location Assistant |
| Stuart R. Sprangler | Location Manager |
| Jill Thornsberry | Location Production Assistant |
| Jim Triplett | Assistant Location Manager |
| Mark Berrow | Musician |
| Michael Jay | Music Editor |
| Simon Rhodes | Scoring Mixer |
| Dennis S. Sands | Scoring Mixer |
| Louise Di Tullio | Musician |
| Thomas Pasatieri | Orchestrator |
| Jody Bingenheimer | Driver |
| Glenn Coopersmith | Driver |
| Joe Cosentino | Driver |
| Pat Cosentino | Driver |
| Sheri Cosentino | Driver |
| Jon 'Sudee' Dahl | Transportation Co-Captain |
| Devin B. Donahue | Driver |
| Jesse Duarte | Driver |
| Douglas A. Farias | Driver |
| Rick Fese Jr. | Driver |
| Hector M. Gonzalez | Driver |
| Daniel Gordon | Driver |
| David Travis Grieb | Driver |
| Dash Hart | Driver |
| Geno Hart | Transportation Coordinator |
| Alfie Jensen | Driver |
| Jose A. Jimenez | Driver |
| Richard Jones | Driver |
| Eric Learnnard | Driver |
| Ronald Linxwiler | Driver |
| Kelly Loo | Driver |
| Marco Lupi | Driver |
| Harry Marks | Driver |
| Stan Mataele | Driver |
| Esteban Munoz | Driver |
| Bill Needham | Driver |
| James 'Obee' Oberman | Driver |
| Hardy Ophuls | Picture Car Coordinator |
| Marty Osborne | Picture Car Coordinator |
| John Pellegrino | Driver |
| John Reed | Transportation Co-Captain |
| Tanoai Reed | Driver |
| Carlo Solano | Driver |
| John Spaccarelli | Driver |
| Tyler Scott | Driver |
| Chris Waldoch | Driver |
| Michael P. Walsh | Driver |
| Dave Wilson | Driver |
| Robert Wilson | Driver |
| Robert L. Young | Driver |
| Billy Kane | Driver |
| Adam Pinkstaff | Driver |
| Donovan Ahuna | Craft Service |
| Tom Ajar | Projection |
| Kyle Alexander | Production Assistant |
| Jennifer Asaro | Second Assistant Accountant |
| Aaron Barrocas | Production Assistant |
| Anastasia Basche | Production Assistant |
| Joe Biggins | Production Secretary |
| Luca Borghese | Accounting Clerk Assistant |
| Steven Butensky | First Assistant Accountant |
| Dorian Cirillo-Murray | Additional Production Assistant |
| Demelza Cronin | Assistant Production Coordinator |
| J.D. Donaruma | Production Assistant |
| Jay Duncan | Production Assistant |
| Moumen ElHajji | Chef |
| Cecilia Escobar | Payroll Accountant |
| Jamie Feldman | Set Production Assistant |
| James Flemming | Chef |
| Ryan Alan Garvey | Assistant Chef |
| Seamus Gibbons | Assistant Chef |
| Eric Glasser | Set Production Assistant |
| Brenna Graziano | Production Office Assistant |
| Allison Harvey | Production Assistant |
| Maru Hernandez | Assistant Production Coordinator |
| Vern Hoke | Set Medic |
| Laura D. Smith | Production Assistant |
| Dominique Jaramillo | Set Medic |
| Kat Jensen | Stand In |
| John Brian King | Title Designer |
| Gregory P. Krueger | Assistant Chef |
| Thomas Krueger | Set Medic |
| Charles Long | Security |
| Jonathan Loughran | Production Assistant |
| Makamae Masuda | Production Assistant |
| Lisa Michele McTigue | Set Production Assistant |
| Jeff Milcheck | Production Assistant |
| Andrew Padilla | Security Coordinator |
| Michael Lee Phillips Jr. | Key Set Production Assistant |
| Carlo Pratto | Production Assistant |
| Nancy Reid | Production Coordinator |
| Marlon Rhoden | Production Assistant |
| Louis Rittenhouse | Stand In |
| Charles E. Scott III | Craft Service |
| Julie Shack | Production Assistant |
| Corey Sklov | Production Assistant |
| Dorion Thomas | Production Office Assistant |
| Jodi Tripi | Clearances Consultant |
| Aaron Ali Tichenor | Production Assistant |
| Melisa Uchida | Production Assistant |
| Gary Wigglesworth | Assistant Chef |
| Matt Woodard | Stand In |
| Lena Milan | Stand In |
| Jeff Kunkle | Dolly Grip |
| Marnie Moore | Foley Artist |
