 | Elisabeth Moss als Becky Something / Rebecca Adamcyzk |
 | Cara Delevingne als Crassie Cassie |
 | Dan Stevens als Danny Something |
 | Agyness Deyn als Marielle Hell |
 | Gayle Rankin als Ali van der Wolff |
 | Ashley Benson als Roxie Rotten |
 | Dylan Gelula als Dottie O.Z. |
 | Virginia Madsen als Ania Adamcyzk |
 | Amber Heard als Zelda E. Zekial |
 | Eric Stoltz als Howard Goodman |
 | Eka Darville als Ya-ema |
 | Lindsay Burdge als Lauren |
 | Keith Poulson als Roy |
 | Alexis Krauss als Vivvy |
 | Craig Butta als Greg The Roadie |
 | Jeremy Sample als Security Guard |
 | Hannah Gross als Tiffany |
| Daisy Pugh-Weiss als Tama |
 | Yusef Bulos als Dymoke |
| Kelsey Kummerl als Concert Goer |
 | Jessie Pinnick als Kat |
 | Kentucker Audley als Roy |
| David Godlis als Photographer |
| Stephen Gurewitz als Broomfeld |
| Alex Ross Perry | Director |
| Adam Piotrowicz | Producer |
| Alex Ross Perry | Screenplay |
| Elisabeth Moss | Producer |
| Michael Sherman | Producer |
| Patrick M. Walsh | Stunt Coordinator |
| Matthew Perniciaro | Producer |
| Rob Lowry | Music Supervisor |
| Craig Butta | Line Producer |
| Sean Price Williams | Director of Photography |
| Robert Greene | Editor |
| Gordon Bell | Script Supervisor |
| Keegan DeWitt | Original Music Composer |
| Fletcher Chancey | Production Design |
| Paige Mitchell | Set Decoration |
| Alex Ross Perry | Producer |
| Patrick Southern | Sound |
| Christos V. Konstantakopoulos | Executive Producer |
| Ryan Price | Supervising Sound Editor |
| Ryan Price | Sound Designer |
| Jenai Chin | Makeup Artist |
| Amanda Ford | Costume Design |
| John Arnos | Art Direction |
| Emma Strachman | Makeup Department Head |
| Jeremy Cox | Visual Effects |
| Marie Bardi | Unit Production Manager |
| Joshua Hartsoe | First Assistant Director |
| Andreas O'Donohue Villaggio | Second Assistant Director |
| Bayley Sweitzer | First Assistant Camera |
| Rachel Fedorkova | Second Assistant Camera |
| Luke Provenzano | Loader |
| Aaron Brown | Steadicam Operator |
| Dan Merrill | Additional First Assistant Camera |
| Nicholas Timmons | Additional First Assistant Camera |
| Maxwell Sloan | Additional Second Assistant Camera |
| Metrah Pashaee | Camera Trainee |
| Donald Stahl | Still Photographer |
| Natalia Mantini | Still Photographer |
| Patrick Southern | Sound Mixer |
| Deanna Williams | Boom Operator |
| Atom Pate | Boom Operator |
| Daniel April | Gaffer |
| Keagan Fuller | Best Boy Electric |
| Kevin Bacon | Key Grip |
| Ben Potter | Best Boy Grip |
| Matt Keyser | Grip |
| Evan Childs | Dolly Grip |
| Benjamin R. Davis | Grip |
| Sergio Giovanni Fernandez | Grip |
| Adam Mantell | Grip |
| Omar Nasr | Grip |
| Colby Smith | Grip |
| Lyon Taylor | Grip |
| Ramsey Scott | Art Department Coordinator |
| Winston Willingham | Leadman |
| Madeline Sadowski | Set Dresser |
| Gemini Garcia | Set Dresser |
| Dani Broom-Peltz | Property Master |
| Mariana Soares da Silva | Graphic Designer |
| Jason Singleton | Construction Coordinator |
| Sean Callaghan | Carpenter |
| Danny Rovira | Construction Coordinator |
| Matthew Goedecke | Carpenter |
| Griffin Rovira | Key Carpenter |
| Sarah Maiorino | Assistant Costume Designer |
| Alexandra Emmons | Wardrobe Supervisor |
| Chantal Nightingale Thomas | Key Costumer |
| Rudy Rojas | Costumer |
| Jenel Cota | Set Costumer |
| Allyson Camitta | Costume Assistant |
| Emily Mays | Costume Assistant |
| Dong Lee | Costume Assistant |
| Amy L. Forsythe | Makeup Designer |
| Amy L. Forsythe | Hair Designer |
| Missy Scarbrough | Key Makeup Artist |
| Naomi Raddatz | Key Makeup Artist |
| Jenn Blum | Makeup Artist |
| Christen Edwards | Hairstylist |
| Samantha Wiener | Hairstylist |
| Jennifer Mullins | Hairstylist |
| Marissa Smith | Wigmaker |
| Lani Barry | Wigmaker |
| Ryan Piotrowicz | Location Manager |
| Wolfgang Herting | Location Manager |
| Joe Mennella | Production Coordinator |
| Pierre Zagdoun | Second Second Assistant Director |
| Varun Bajaj | Key Production Assistant |
| Chelsey Cary | Stunts |
| Gabriela Alvarado | Craft Service |
| Kellan Hayley Marvin | Assistant Editor |
| JiYe Kim | Assistant Editor |
| Jason Crump | Colorist |
| Ryan Price | Sound Re-Recording Mixer |
| Steve Giammaria | Dialogue Editor |
| Ryan Collison | Foley Mixer |
| Nick Seaman | Foley Mixer |
| Laura Heinzinger | Foley Editor |
