 | Alison Brie als Sarah |
 | Debby Ryan als Nikki |
 | John Reynolds als Darren |
 | Molly Shannon als Joan |
 | John Ortiz als Ron |
 | Meredith Hagner als Heather |
 | Jake Picking als Brian |
 | David Paymer als Doctor |
 | Jay Duplass als Ethan |
 | Toby Huss als Joe |
 | Lauren Weedman als Cheryl |
 | Angela Trimbur als Julie |
 | Aaron Stanford als Hades |
 | Matthew Gray Gubler als Darren Colt |
 | Robin Tunney als Agatha Kaine |
 | Paul Reiser als Gary |
 | Stella Chestnut als Shannon |
 | Hazel Armenante als Emma |
 | Mary Apick als Tarot Card Reader |
 | Dylan Gelula als Jane Doe |
 | Andrew Patrick Ralston als Homeless Man |
 | Dendrie Taylor als Heather's Mother |
| Zoe Saltz als Young Heather |
 | Victoria Clare als Young Sarah |
 | Luis Fernandez-Gil als Tow Worker |
 | Allan McLeod als Technician |
 | Bonnie Burroughs als Wanda |
 | Sharae Nikai als Nurse |
| Goldenite als Willow |
| Alana Carithers | Producer |
| Jeff Baena | Director |
| Alison Brie | Writer |
| Alison Brie | Producer |
| Jeff Baena | Producer |
| Jeff Baena | Writer |
| Jay Duplass | Executive Producer |
| Beth Morgan | Costume Design |
| Mel Eslyn | Producer |
| Ashley Fenton | Production Design |
| Nicole Daniels | Casting |
| Ryan Brown | Editor |
| Devynne Lauchner | Set Decoration |
| Mark Duplass | Executive Producer |
| Courtney Bright | Casting |
| Megan Fenton | Production Design |
| Sean McElwee | Director of Photography |
| Zach Goheen | Sound Designer |
| Josiah Steinbrick | Original Music Composer |
| Jeremy Zuckerman | Original Music Composer |
| Joel Henry | Co-Producer |
| Joel Henry | Unit Production Manager |
| Shahrzad Davani | First Assistant Director |
| John T. Melick | Second Assistant Director |
| Jeffrey G. Barnett | Stunt Coordinator |
| Charles Croughwell | Stunts |
| Dan Flannigan | Stunts |
| Joe Perez | Stunts |
| Ami Werges | Production Supervisor |
| Frankie Pagnotta | Second Second Assistant Director |
| Kyle Shea | Second Second Assistant Director |
| Sean McElwee | Camera Operator |
| Colin MacDonnell | Steadicam Operator |
| Buddy Allen Thomas | First Assistant Camera |
| Emily Hock | Second Assistant Camera |
| Jinuk Lee | Additional Second Assistant Camera |
| Stephen Ling | Digital Imaging Technician |
| Khayyam Khan | Digital Imaging Technician |
| Alexander Le Bas | Digital Imaging Technician |
| Michael B. McGee | Digital Imaging Technician |
| Katrina Marcinowski | Still Photographer |
| Andrea Manners | Script Supervisor |
| Armando Ballesteros | Gaffer |
| Ian Thomas | Best Boy Electric |
| Dan Cassell | Lighting Technician |
| Jeff Godshall | Lighting Technician |
| Bob Low | Lighting Technician |
| Jonathan Shrader | Lighting Technician |
| Danny Williams | Lighting Technician |
| Carlos Chavez | Key Grip |
| Darrin Scott Stuckwish | Best Boy Grip |
| Eleazar Gonzalez | Dolly Grip |
| Daniel Vazquez | Dolly Grip |
| Burak Bekiroglu | Additional Grip |
| Javier Brandon Diaz | Additional Grip |
| Alec Dietz | Additional Grip |
| Ringo Enciso | Additional Grip |
| Joseph Hill | Additional Grip |
| Christopher Montgomery | Additional Grip |
| Richard Pelsang | Additional Grip |
| Forrest Penny Brown | Additional Grip |
| Oliver Young | Additional Grip |
| Daniel S. McCoy | Production Sound Mixer |
| Eric B. Ballew | Additional Production Sound Mixer |
| Eric B. Ballew | Boom Operator |
| Joe Bourdet | Boom Operator |
| Roz Music | Key Makeup Artist |
| Jessie Bishop | Makeup Artist |
| Heather Mages | Special Effects Makeup Artist |
| Alex Perrone | Special Effects Makeup Artist |
| Alathea Reese | Key Hair Stylist |
| Alexa Newman | Assistant Costume Designer |
| Tiffany Lazette Powers | Set Costumer |
| Mindy Masterson | Costume Assistant |
| Carli Moloney | Property Master |
| Gabi Moloney | Assistant Property Master |
| Kevan Tucker | Location Manager |
| Matt Easton | Assistant Location Manager |
| Josh Tipis | Assistant Location Manager |
| Bennett Seymour | Leadman |
| Brad Frizzell | On Set Dresser |
| Corinne Brown | Set Dresser |
| Hunter Gorton | Set Dresser |
| Luke Love | Set Dresser |
| David Stephen Sanford | Set Dresser |
| Alex 'Ozman' Scott | Set Dresser |
| Brian Selke | Set Dresser |
| Noam Karl | Set Buyer |
| Tara Tosten | Set Buyer |
| Elizabeth Spelman | Assistant Set Decoration |
| Dustin Ruegger | Additional Construction |
| Aaron Wiley | Additional Construction |
| Justin Gardner | Additional Construction |
| Clifford Collins | Additional Construction |
| Christopher Finney | Graphic Designer |
| Andrea Manners | Second Unit Director |
| Megan Piechowicz | Production Secretary |
| Amir Stephens | Key Production Assistant |
| Marty Lang | Production Assistant |
| Matthew McGinley | Production Assistant |
| Stefni Colle | Casting Associate |
| Vanessa Portillo | Background Casting Director |
| Sasha Adkinson | Background Casting Director |
| Maddie Buis | Production Coordinator |
| Shuli Harel | Production Accountant |
| Ashley Edouard | Producer's Assistant |
| Will Dowsett | Executive Producer's Assistant |
| Jeff Man | Executive Producer's Assistant |
| Edgar Hernandez | Catering Head Chef |
| Samantha Webster | Craft Service |
| Jennifer Spriggs | Stand In |
| Michael Anderson | Driver |
| Marty Lang | Specialized Driver |
| Will Dowsett | Specialized Driver |
| Darrin Scott Stuckwish | Specialized Driver |
| Matthew McGinley | Specialized Driver |
| Bennett Seymour | Specialized Driver |
| R.J. Cleversley | Driver |
| Brittanie McCallum | Driver |
| Nick Montgomery | Driver |
| David Salazar | Driver |
| Alex Velasquez | Driver |
| Francisco Velasquez | Driver |
| Judy Mora | Animal Wrangler |
| Scarlet M. Walker | Animal Wrangler |
| Stephan Bender | Animal Wrangler |
| Heather Fielding | Studio Teacher |
| Dave Lifshin | Post Production Supervisor |
| Sebastian Pardo | Title Designer |
| Sofía Figueroa Miranda | Assistant Editor |
| Zach Goheen | Dialogue Editor |
| Cazz Cerkez | Sound Effects Editor |
| Rich Bussey | Sound Effects Editor |
| Matt Davies | Foley Artist |
| Allison Terry | Foley Mixer |
| Cazz Cerkez | Foley Editor |
| Rich Bussey | Foley Editor |
| Zach Goheen | Sound Re-Recording Mixer |
| Christopher Barnett | Additional Sound Re-Recording Mixer |
| Craig Pettigrew | Music Editor |
| Georgia Simon | ADR Voice Casting |
| Juliet Janklow | Dailies Operator |
| Ian Vertovec | Digital Intermediate Colorist |
| Zara Park | Digital Intermediate Producer |
| Matt Blackshear | Digital Intermediate Editor |
| Manny Dubón | Digital Intermediate Editor |
| Christopher Abdon | Digital Intermediate Assistant |
| Hugo Smith | Digital Intermediate Assistant |
| Brandon Trotter | Digital Intermediate Assistant |
| Brett Turner | Digital Intermediate Assistant |
| Brandee Wyse | Digital Intermediate Assistant |
| Tim Carras | Visual Effects Supervisor |
| Tammy Sutton | Visual Effects Producer |
| Damani Blair | Visual Effects Coordinator |
| Anthony Sixto | Concept Artist |
| Julia Pfeffer | Visual Effects Compositor |
| Nick Puhala | Visual Effects Compositor |
| Robert Laughlin | Visual Effects Compositor |
| Michael Feldman | Scoring Mixer |
| Sam Gendel | Musician |
| Craig Weinrib | Musician |
| Lewis Pesacov | Musician |
| Phillip Rosen | Legal Services |
| Taylor Condit | Legal Services |
| Jackie Ward | Legal Services |
| Ashley Gravley | Legal Services |
| Tolga Kahraman | Sound |
| Benjamin Balcom | Additional Soundtrack |
