| Person | Type | Job | Role(s) |
|---|---|---|---|
 Alix Madigan | Crew | Production | Producer |
Kevin Scott Frakes | Crew | Production | Producer |
Laura Rosenthal | Crew | Production | Casting |
Liz Dean | Crew | Production | Casting |
Michael Hill | Crew | Sound | Music Supervisor |
Ronald Leamon | Crew | Costume & Make-Up | Costume Design |
Rosalie Swedlin | Crew | Production | Producer |
 Steve Golin | Crew | Production | Producer |
 Benjamin Gibbard | Crew | Sound | Original Music Composer |
Benjamin Kasulke | Crew | Camera | Director of Photography |
 Lynn Shelton | Crew | Directing | Director |
Myles Nestel | Crew | Production | Producer |
Nat Sanders | Crew | Editing | Editor |
Sherril Johnson | Crew | Crew | Stunt Coordinator |
Tania Kupczak | Crew | Art | Set Decoration |
Andrea Seigel | Crew | Writing | Screenplay |
Cheryl Cowan | Crew | Directing | Script Supervisor |
Erik Simkins | Crew | Camera | Still Photographer |
Jennifer Popochock | Crew | Costume & Make-Up | Hair Department Head |
Schuyler Telleen | Crew | Art | Art Direction |
John Lavin | Crew | Art | Production Design |
Luce Cousineau | Crew | Costume & Make-Up | Makeup Department Head |
Barbara Kinney | Crew | Camera | Still Photographer |
Lisa Wilson | Crew | Production | Executive Producer |
Raj Brinder Singh | Crew | Production | Producer |
 Eric Riedmann | Cast | Actor | Matt |
 Gretchen Mol | Cast | Actress | Bethany |
 Jeff Garlin | Cast | Actor | Ed Burch |
 Keira Knightley | Cast | Actress | Megan Burch |
 Mark Webber | Cast | Actor | Anthony |
 Sam Rockwell | Cast | Actor | Craig Hunter |
 Basil Harris | Cast | Wedding DJ | |
 Chloë Grace Moretz | Cast | Actress | Annika Hunter |
 Ellie Kemper | Cast | Actress | Allison |
 Kaitlyn Dever | Cast | Actress | Misty |
 Phillip Abraham | Cast | Actor | Teen Anthony |
 Rocki DuCharme | Cast | Teen Savannah | |
Amy Thone | Cast | Mrs. Halpsky | |
 Dylan Arnold | Cast | Actor | Patrick |
Sara Lynne Wright | Cast | Teen Allison | |
 Zoe McLane | Cast | Sophomore Girl | |
 Daniel Zovatto | Cast | Actor | Junior |
 Jasmin Savoy Brown | Cast | Actress | Music Kid |
 Louis Hobson | Cast | Theo | |
 Rachelle Henry | Cast | Actress | Junior Bridesmaid #1 |
 Joey Ally | Cast | Espresso Server | |
Kirsten deLohr Helland | Cast | Danielle | |
Larissa Schmitz | Cast | Actress | Teen Megan |
Maura Lindsay | Cast | Teen Danielle | |
 Sara Coates | Cast | Actress | Savannah |
 Jodi Thelen | Cast | Actress | Linda Burch |
Bhama Roget | Cast | Airport Gate Agent | |
Omar Silva | Cast | Bartender | |
| Person | Type | Job | Role(s) |
