| Person | Type | Job | Role(s) | Episodes |
|---|---|---|---|---|
 Bill Barretta | Crew | Production | Executive Producer, Writer, Creator | 10 |
 Collin Daniel | Crew | Production | Casting | 10 |
Craig Kief | Crew | Camera | Director of Photography | 10 |
 Denise Pizzini | Crew | Art | Production Design | 10 |
 Jim Henson | Crew | Writing | Characters | 10 |
Julie Bean | Crew | Writing | Writer, Co-Executive Producer | 1 |
 Matt Sohn | Crew | Directing | Director | 5 |
Michael Bostick | Crew | Production | Executive Producer | 10 |
Robert Cohen | Crew | Directing | Director | 2 |
Ross Novie | Crew | Directing | First Assistant Director | 7 |
 Adam F. Goldberg | Crew | Production | Executive Producer, Writer, Creator | 10 |
Arek Bagboudarian | Crew | Directing | Second Assistant Director | 1 |
 Kimmy Gatewood | Crew | Directing | Director | 3 |
Bethany Barton | Crew | Art | Property Master | 10 |
Gabriela Rodríguez | Crew | Writing | Writer | 1 |
 Keri Smith | Crew | Costume & Make-Up | Costume Design | 10 |
Jane Madden | Crew | Art | Set Decoration | 10 |
Hans Rodionoff | Crew | Writing | Writer | 1 |
 Hannah Friedman | Crew | Writing | Writer, Co-Executive Producer | 1 |
Reid Embrey | Crew | Costume & Make-Up | On Set Dresser | 10 |
Daniel Collin | Crew | Production | Casting | 1 |
Kris Eber | Crew | Production | Executive Producer | 10 |
Mick Giacchino | Crew | Sound | Original Music Composer | 10 |
Brett Greenstein | Crew | Production | Casting | 1 |
Beau Anderson Sr. | Crew | Crew | Carpenter | 10 |
Donielle Muransky | Crew | Writing | Writer | 2 |
Alexa Pereira | Crew | Production | Casting | 1 |
Michael Steinbach | Crew | Production | Producer | 10 |
David DiGiacomo | Crew | Art | Art Direction | 10 |
Jeff Yorkes | Crew | Production | Co-Executive Producer, Writer, Creator | 10 |
David Lightbody | Crew | Production | Executive Producer | 10 |
Leigh Slaughter | Crew | Production | Executive Producer | 10 |
 "Weird Al" Yankovic | Cast | Actor | 'Weird Al' Yankovic | 1 |
 Arden Myrin | Cast | Actress | Annie Waits | 1 |
Bill Barretta | Cast | Actor | Dr. Teeth (voice) | 10 |
 Billy Corgan | Cast | Actor | Billy Corgan | 1 |
 Cedric Yarbrough | Cast | Actor | Police Officer Axl | 1 |
 Cheech Marin | Cast | Actor | Cheech Marin | 1 |
 Danny Trejo | Cast | Actor | Danny Trejo | 1 |
 Dave Goelz | Cast | Actor | Zoot (voice) | 10 |
 David Rudman | Cast | Actor | Janice (voice) | 10 |
 James Hong | Cast | Actor | Chef Dan | 1 |
 Jennifer Irwin | Cast | Actress | Delilah Gertz | 1 |
 Joe Lo Truglio | Cast | Actor | Clark the Mo Cap Maestro | 1 |
 Kevin Smith | Cast | Actor | Kevin Smith | 1 |
 Leslie Carrara-Rudolph | Cast | Actress | Penny Waxman (voice) | 10 |
 Matt Vogel | Cast | Actor | Floyd Pepper (voice) | 10 |
 Morgan Freeman | Cast | Actor | Self | 1 |
 Paula Abdul | Cast | Actress | Paula Abdul | 1 |
 Peter Jackson | Cast | Actor | Peter Jackson (uncredited) | 1 |
 Ryan Seacrest | Cast | Actor | Ryan Seacrest | 1 |
 Susanna Hoffs | Cast | Actress | Susanna Hoffs | 1 |
 Tahj Mowry | Cast | Actor | Gary 'Moog' Moogowski | 10 |
 Tommy Chong | Cast | Actor | Tommy Chong | 1 |
 Tommy Lee | Cast | Actor | Tommy Lee | 1 |
 Ziggy Marley | Cast | Actor | Ziggy Marley | 1 |
 Colton Dunn | Cast | Actor | Barista | 1 |
 Eric Jacobson | Cast | Actor | Animal (voice) | 10 |
 Jack McBrayer | Cast | Actor | Luther McMonster | 1 |
 Kristen Schaal | Cast | Actress | Jenny Henderson | 1 |
 Riki Lindhome | Cast | Actress | Justine the Belieber | 1 |
 Anders Holm | Cast | Actor | JJ | 7 |
 Ben Schwartz | Cast | Actor | Gus D’Vore | 1 |
 Ben Zelevansky | Cast | Actor | Gary the Writer | 1 |
 Steve Aoki | Cast | Actor | Steve Aoki | 1 |
 Kesha | Cast | Actress | Kesha | 1 |
 Nicole Byer | Cast | Actress | Beatrice of the Beyhive | 1 |
 Rachel Bloom | Cast | Actress | Samantha Swiftie | 1 |
 Nico Santos | Cast | Actor | Jackson Cannery | 1 |
 Lilly Singh | Cast | Actress | Nora | 10 |
 Sofia Carson | Cast | Actress | Sofia Carson | 1 |
 Desiigner | Cast | Actor | Desiigner | 1 |
 Chris Stapleton | Cast | Actor | Chris Stapleton | 1 |
 Charlamagne tha God | Cast | Actor | Charlamagne Tha God | 1 |
 Peter Linz | Cast | Actor | Lips (voice) | 10 |
 Stephanie D'Abruzzo | Cast | Actress | Tina Teeth | 3 |
 Jon Bailey | Cast | Actor | God (voice) | 1 |
 Zedd | Cast | Actor | Zedd | 2 |
 deadmau5 | Cast | Actor | deadmau5 | 1 |
 Saara Chaudry | Cast | Actress | Hannah | 10 |
 Terrell Lee | Cast | Actor | Security Guard | 1 |
 Karamo Brown | Cast | Actor | Karamo Brown | 1 |
 Lil Nas X | Cast | Actor | Lil Nas X | 1 |
| Person | Type | Job | Role(s) | Episodes |
