 | Briana Evigan als Cassidy |
 | Leah Pipes als Jessica |
 | Rumer Willis als Ellie |
 | Jamie Chung als Claire |
 | Julian Morris als Andy |
 | Margo Harshman als Chugs |
 | Carrie Fisher als Mrs. Crenshaw |
 | Audrina Patridge als Megan |
 | Matt O'Leary als Garret |
 | Maxx Hennard als Mickey |
 | Matt Lanter als Kyle |
 | Justine Wachsberger als Katie |
 | Rick Applegate als Senator Pitts |
 | Debra Gordon als Mrs. Tappan |
| Caroline D'Amore als Maggie |
 | Adam Berry als Danny |
 | Nikki Moore als Joanna |
| Deja Kreutzberg als Riley |
 | Teri Andrzejewski als Bra-Clad Sister |
 | Robert Belushi als Amazed Senior Guy |
| Marie Blanchard als Over-It Sister |
 | Ken Bolden als Dr. Rosenberg |
| Megan Wolfley als Trampoline Sister |
| Zack Garrett als Thwarted Guy |
| Ashtin Petrella als Already Drunk Sister |
| Melissa Lukon als Slutty Sister |
| Joe Forgione als Sea Pig |
| Kelly Dessoye als Naîve Girl #1 |
| Katie Woolridge als Naîve Girl #2 |
| Jeff Krajci als Stoned Dude |
| Joanna Waldsmith als Ditzy Sister |
| Natalia Dove als Bucky |
| Justin Tully als Wasted Guy |
 | Chaton Anderson als Christina |
| Nayli Russo als Core Sorority Sister |
 | Matt Cannon |
| Stewart Hendler | Director |
| Lucian Piane | Music |
| Josh Stolberg | Writer |
| Joanna Colbert | Casting |
| Pete Goldfinger | Writer |
| Mike Karz | Producer |
| Darrin Holender | Producer |
| Rich Mento | Casting |
| Marian Toy | Costume Design |
| Philip Toolin | Production Design |
| Mark Rosman | Writer |
| Lee Grimes | Makeup Department Head |
| Ken Seng | Director of Photography |
| Rachel Kick | Makeup Artist |
| Caitlin McKenna | ADR Voice Casting |
| John McAlary | Casting Associate |
| Nancy Mosser | Locale Casting Director |
| Don Wadsworth | Dialect Coach |
| Parris Mayhew | Camera Operator |
| John S. Moyer | Camera Operator |
| Dave Wightman | First Assistant Camera |
| Terry O'Deen | Gaffer |
| Virginia Smith Phillips | Costumer |
| Timothy Barnhill | Set Dresser |
| Deb Peterson | Camera Loader |
| Jon D. Morrison | Rigging Gaffer |
| Brown Cooper | Second Unit Director of Photography |
| Dalhia Schuette | Costumer |
| Alma Magaña | Set Costumer |
| David Linck | Unit Publicist |
| Samuel Noel | Set Dresser |
| Donald Lee Rager | Set Dresser |
| Bart Flaherty | Key Grip |
| Steven Cuellar | Editorial Production Assistant |
| Keith Seymour | Rigging Grip |
| Jared Pascoe | Extras Casting Assistant |
| Kate Lombardi | Costume Assistant |
| Laura Kaminski | Set Costumer |
| Melanie Cargioli | Wardrobe Assistant |
| Julianne Jordan | Music Supervisor |
| Jesse Ross | Set Dresser |
| David Pipik | Electrician |
| Scot Starbuck | Colorist |
| Diana Stoughton | Set Decoration |
| Nancy Keslar | Hairstylist |
| Pat Dames | Dolly Grip |
| Nick Yost | Electrician |
| Asia Muka | Costumer |
| Darcie Buterbaugh | Key Costumer |
| Rich Scurry | Title Designer |
| Sarah Rosato | Hairstylist |
| Marianne Skiba | Makeup Artist |
| Melissa Sandora | Makeup Artist |
| Laura Pliskin | Art Department Production Assistant |
| Harry Muller | Color Timer |
| Terry Shirk | Electrician |
| Nicole Schott | Assistant Costume Designer |
| Matt Tassone | First Assistant Editor |
| Linda Williams | Hairstylist |
| Michael G. Richer | Construction Foreman |
| Paolo Battigelli | Camera Operator |
| Michael Piekutowski | Lighting Technician |
| Catherine Riley | Costume Design |
| Brian 'Buzz' Buzzelli | Dolly Grip |
| Frank McGough | Gaffer |
| Elise G. Viola | Art Direction |
| RaMona Fleetwood | Key Hair Stylist |
| Jessica Anderson Crocker | Makeup Department Head |
| David Hassinger | Set Dresser |
| Christine Colvin | Casting Assistant |
| Jonathan Henry Way | Extras Casting Assistant |
| Andrew Fisher | First Assistant "A" Camera |
| Jarrett Buba | Electrician |
| Nicholas J. Romanac | Property Master |
| Jean-Pierre Nutini | Best Boy Electric |
| Rachel L. Hill | Casting Assistant |
| Laura Barone | Casting Assistant |
| Jan Bartholemew | Extras Casting Assistant |
| Anna Dobkin | Travel Coordinator |
| Dallah Charissa Cesen | Costumer |
| Everette Webber | Digital Intermediate Editor |
| Paul Katz | Music Consultant |
| Karen Lovell | Hairstylist |
| Buster Pile | Construction Coordinator |
| Pete Klingenberg | Electrician |
| Katie Shenot | Extras Casting |
| Mike Strati | Costume Assistant |
| Alison Evans | Set Costumer |
| Kiesha Lalama | Choreographer |
| Greg Zimmerman | ADR Recordist |
| Akemi Abe | Rotoscoping Artist |
| Arlend Engar | Visual Effects |
| Tara Conley | Visual Effects Producer |
| Maureen Murphy | Foley Artist |
| Adam Jenkins | Sound Re-Recording Mixer |
| Mike Rhone | Visual Effects |
| Tim Walston | Sound Effects Editor |
| James Wright | Dolby Consultant |
| Monty L. Simons | Stunt Coordinator |
| Anke Bakker | Foley Supervisor |
| Kelly Roofner | Boom Operator |
| Injoon Hwang | Visual Effects |
| Greg Steele | ADR Mixer |
| Mike Diltz | Digital Compositor |
| David Langtry | Visual Effects Coordinator |
| Aaron Brown | Visual Effects Supervisor |
| Steve Riley | Special Effects Coordinator |
| Harrison Rutherford | Digital Compositor |
| Kelly Oxford | Supervising Sound Editor |
| Ron Thornton | Visual Effects Supervisor |
| Jim Emswiller | Sound Mixer |
| Marc Fishman | Sound Re-Recording Mixer |
| Neil Safeer Ghaznavi | Digital Compositor |
| David Stanke | First Assistant Sound Editor |
| Gordon Sproule | Foley Editor |
| Lee Pierce | Visual Effects |
| Nik Slotiuk | Visual Effects |
| Brian Smyj | Stunt Coordinator |
| Jeremy Duayne Elzinga | Sound Engineer |
| David A. Poole | Pyrotechnician |
| Elliot Greenberg | Editor |
| Bill Bannerman | Co-Producer |
| Hal Olofsson | First Assistant Director |
| Greg Guzik | Second Assistant Director |
| Susan Ransom-Coyle | Second Second Assistant Director |
| Gene Harrison | Stunt Double |
| Edward Gabree | Stunts |
| Chaz Moneypenny | Stunt Double |
| Asa Liebmann | Utility Stunts |
| Mick O'Rourke | Stunts |
| Jodi Michelle Pynn | Stunts |
| Stephanie Stokes | Stunts |
