A case of mistaken identity results in unexpected romance when the most popular girl in high school and the biggest loser must come together to win over their crushes.
You can now watch Sierra Burgess Is a Loser online on the following streaming providers in the United States.
| Directing | Ian Samuels | Director |
| Writing | Lindsey Anderson Beer | Writer |
| Production | Alexandra Beer | Executive Producer |
| Production | Lindsey Anderson Beer | Executive Producer |
| Production | Thad Luckinbill | Producer |
| Production | Trent Luckinbill | Producer |
| Production | Emma McGill | Associate Producer |
| Production | Brian Pitt | Executive Producer |
| Production | Jon Schumacher | Co-Producer |
| Production | Ellen H. Schwartz | Executive Producer |
| Production | Molly Smith | Producer |
| Production | Rachel Smith | Producer |
| Sound | Bram Inscore | Music |
| Sound | Brett McLaughlin | Music |
| Crew | John W. Rutland | Cinematography |
| Editing | Andrea Bottigliero | Editor |
| Production | Tamara Notcutt | Casting |
| Art | Callie Andreadis | Production Design |
| Art | Tom Castronovo | Art Direction |
| Art | Kristin Gibler | Assistant Art Director |
| Costume & Make-Up | Romy Itzigsohn | Costume Design |
| Costume & Make-Up | Myke Michaels | Makeup Department Head |
| Costume & Make-Up | Douglas Noe | Makeup Artist |
| Costume & Make-Up | Pavy Olivarez | Hair Department Head |
| Costume & Make-Up | Taylor Tanaka | Key Hair Stylist |
| Costume & Make-Up | Taylor White | Makeup Artist |
| Costume & Make-Up | Leslie D. Bennett | Additional Hairstylist |
| Costume & Make-Up | Adam Brandy | Makeup Artist |
| Costume & Make-Up | Toby Lamm | Makeup Artist |
| Costume & Make-Up | Michael Spezzano | Makeup Artist |
| Costume & Make-Up | Julie M. Woods | Hairstylist |
| Production | Renée Danielle De Ponte | Unit Production Manager |
| Directing | Tony Niknejadi | Second Assistant Director |
| Directing | Chad Rosen | First Assistant Director |
| Directing | Mikhaela Rosen | Second Second Assistant Director |
| Art | Carina Berlin | Property Master |
| Art | Margaret Box | Assistant Property Master |
| Art | Haley Contestabile | Assistant Property Master |
| Art | Lianna DiRocco | Set Dresser |
| Art | John Michael Kehoe | Set Dresser |
| Art | Robert Lucchesi | Set Dresser |
| Art | Chris Newell | Leadman |
| Art | Katie Peña | Property Buyer |
| Sound | Caroline Anderson | Sound Assistant |
| Sound | Ryan Briley | ADR Editor |
| Sound | Luke Deardoff | Assistant Sound Editor |
| Sound | Robert Dehn | Sound |
| Sound | Austin Katzer | Assistant Sound Editor |
| Sound | Xander Lott | Supervising Sound Editor |
| Sound | Joseph Maffei | Utility Sound |
| Sound | Daniel S. McCoy | Sound Mixer |
| Sound | James Parnell | Additional Sound Re-Recording Mixer |
| Sound | Chris David | Sound Re-Recording Mixer |
| Sound | J. Murphy Ryan | Sound Effects Editor |
| Sound | Colin Sims | Utility Sound |
| Sound | Taylor Westerfield | Assistant Sound Editor |
| Sound | Peter Ølsted | Boom Operator |
| Visual Effects | Stephen A. Gall | Rotoscoping Artist |
| Crew | Doug Coleman | Stunt Coordinator |
| Camera | Ronald Batzdorff | Still Photographer |
| Camera | Aaron Epstein | Additional Still Photographer |
| Lighting | Walker Forshee | Lighting Technician |
| Camera | Christopher Geukens | First Assistant "B" Camera |
| Camera | Kevin Keirstead | Grip |
| Camera | Shaun Mayor | First Assistant "B" Camera |
| Camera | Colby Oliver | "B" Camera Operator |
| Camera | Cameron Owen | First Assistant "B" Camera |
| Crew | Luciano Raygosa | Loader |
| Camera | Cameron Riddles | First Assistant Camera |
| Camera | Seaton Trotter | Second Assistant Camera |
| Lighting | Michael A. Viera III | Lighting Technician |
| Production | Jeff Olan | Extras Casting |
| Production | Morgan Womack | Extras Casting |
| Costume & Make-Up | Linda Huse | Costume Supervisor |
| Costume & Make-Up | Mallory Llewellyn | Wardrobe Assistant |
| Costume & Make-Up | Alice Pico | Set Costumer |
| Costume & Make-Up | Monavie Tutop | Costumer |
| Editing | Greg Curry | Colorist |
| Editing | Stephanie Gatica | First Assistant Editor |
| Editing | Mark Griffith | Senior Digital Intermediate Colorist |
| Production | Hannah Caldwell | Assistant Location Manager |
| Production | Andre Gaudry | Location Manager |
| Sound | Brett Pierce | Music Editor |
| Sound | Jonathan Watkins | Music Supervisor |
| Production | Forrest Clark | Key Set Production Assistant |
| Crew | Gil Hudnall | Set Medic |
| Sound | Greg Crawford | ADR Mixer |
