 | Christina Ricci als Elizabeth Wurtzel |
 | Jason Biggs als Rafe |
 | Anne Heche als Dr. Sterling |
 | Michelle Williams als Ruby |
 | Jonathan Rhys Meyers als Noah |
 | Jessica Lange als Mrs. Wurtzel |
 | Lou Reed als Lou Reed |
 | Jesse Moss als Sam |
 | Nicholas Campbell als Donald |
 | Zoe Miller als Elizabeth at 12 |
 | Sheila Paterson als Grandmother |
 | Rob Freeman als Mister Cool |
| Nicole Parker Smith als Waitress |
 | Frida Betrani als Julia |
| Klodyne Rodney als Nurse |
 | Ian Tracey als Rolling Stone Editor |
| Wendy Noel als Mrs. Edelman |
 | Bill Marchant als Lecturer |
| Tom Kent als Lecturer |
| Christine Anton als Mrs. Stevenson |
| Cindy Lentol als Sheryl |
| Paula Plum als Geeky Mom |
| Paul Hoover als Geeky Dad |
| Tammy Bentz als Announcer |
 | Emily Perkins als Ellen |
| Maddy Capozzi als Amy |
 | Claude de Martino als Grandfather |
 | Charles Andre als Mugger |
 | Mike Mitchell als Purse Snatcher |
 | Brad Swaile als Student |
 | Charles Siegel als Dr. Isaacs |
 | Charles Singh als Khalil |
 | Chiara Zanni als Ruby's Roommate |
| Stephen Basilone als Warren |
 | Devon Diep als Student (uncredited) |
| Jack Fleischer als Harvard Student (uncredited) |
| Colby Johannson als Frat Guy (uncredited) |
 | Alma Martinez als Professor (uncredited) |
| Josh Mead als Frat Guy (uncredited) |
| Todd Poudrier als Law Student (uncredited) |
| Jennifer Rappo als Student (uncredited) |
| Ron Truppa als Harvard Undergrad (uncredited) |
| Andrew Washington als Student (uncredited) |
| Erik Skjoldbjærg | Director |
| Elizabeth Wurtzel | Book |
| Galt Niederhoffer | Adaptation |
| Larry Gross | Screenplay |
| Christina Ricci | Co-Producer |
| James Lyons | Editor |
| Rainer Bienger | Associate Producer |
| Willi Bär | Executive Producer |
| Danny Dimbort | Executive Producer |
| Jason E. Frankel | Co-Executive Producer |
| Lati Grobman | Associate Producer |
| Ildikó Kemény | Line Producer |
| Nadia Leonelli | Line Producer |
| Avi Lerner | Executive Producer |
| R. Paul Miller | Producer |
| Galt Niederhoffer | Producer |
| Scott Putman | Line Producer |
| Trevor Short | Executive Producer |
| Andrea Sperling | Co-Producer |
| Andrew Sugerman | Line Producer |
| Fredrik Sundwall | Line Producer |
| John Thompson | Executive Producer |
| Brad Weston | Producer |
| Erling Thurmann-Andersen | Director of Photography |
| Nancy Doyle | Casting |
| Felicia Fasano | Casting |
| Anne McCarthy | Casting |
| Maura Tighe | Casting |
| Mary Vernieu | Casting |
| Clay A. Griffith | Production Design |
| Don MacAulay | Art Direction |
| Bobbie Frankel | Set Decoration |
| Tonya Soules | Set Decoration |
| Terry Dresbach | Costume Design |
| Jayne Dancose | Makeup Artist |
| Tamsin Dorling | Hairstylist |
| Frances Hannon | Makeup Artist |
| Diane Holme | Hairstylist |
| Paul Huntley | Wig Designer |
| Renate Leuschner | Wig Designer |
| Richard Mawbey | Hairdresser |
| Brenda McNally | Assistant Hairstylist |
| Vittorio Palmisani | First Assistant Hairstylist |
| Connie Parker | Key Makeup Artist |
| Tina Roesler Kerwin | Makeup Artist |
| Joe Rossi | Assistant Makeup Artist |
| Sanna Seppanen | Key Hair Stylist |
| Roy Sidick | Hairdresser |
| Rupert Simon | Hairdresser |
| Kelvin R. Trahan | Hairstylist |
| Angela Wood | First Assistant Makeup Artist |
| Stacey Butterworth | Wigmaker |
| Nathan Larson | Original Music Composer |
| Frank Deasy | Screenplay |
| Joe Plenys | Assistant Editor |
| Tom Scully | Assistant Editor |
| Jim Towne | Assistant Editor |
| Yon Van Kline | Associate Editor |
| Hugo Ekornes | Music Editor |
| Joe Rangel | Music Coordinator |
| Helga Ungurait | Script Supervisor |
| William 'Billy Jack' Jakielaszek | Special Effects Supervisor |
| Hugo Ekornes | Foley Recordist |
| Hugo Ekornes | Sound Effects Editor |
| Petter Fladeby | Sound Re-Recording Mixer |
| Baard H. Ingebretsen | Dialogue Editor |
| Randall Meyers | Sound Designer |
| Tormod Ringnes | Dialogue Editor |
| Erik S. Watland | Foley Artist |
| Erik S. Watland | Sound Effects Editor |
| Michael T. Williamson | Sound Recordist |
| Marny Eng | Stunt Double |
| Lauro David Chartrand-DelValle | Stunts |
