While struggling with his dual identity, Arthur Fleck not only stumbles upon true love, but also finds the music that's always been inside him.
Unfortunately the movie Joker: Folie à Deux is not yet available on HBO Max.
| Writing | Bob Kane | Characters |
| Production | Todd Phillips | Producer |
| Writing | Bill Finger | Characters |
| Writing | Jerry Robinson | Characters |
| Production | Emma Tillinger Koskoff | Producer |
| Production | Joseph Garner | Producer |
| Production | Georgia Kacandes | Executive Producer |
| Editing | Jeff Groth | Editor |
| Costume & Make-Up | Mia Bauman | Makeup Artist |
| Directing | Ryan Robert Howard | Second Assistant Director |
| Costume & Make-Up | Heather Galipo | Makeup Artist |
| Production | Georgia Kacandes | Unit Production Manager |
| Costume & Make-Up | Mitchell Beck | Key Hair Stylist |
| Crew | Brian Machleit | Stunt Coordinator |
| Costume & Make-Up | Nicki Ledermann | Makeup Designer |
| Costume & Make-Up | Sweet P. Vaughn | Makeup Artist |
| Costume & Make-Up | Martina Sykes | Makeup Artist |
| Directing | David Webb | First Assistant Director |
| Directing | Travis Rehwaldt | First Assistant Director |
| Costume & Make-Up | Jessie Bishop | Makeup Artist |
| Costume & Make-Up | Brian Kinney | Makeup Artist |
| Production | Randy Manion | Unit Production Manager |
| Costume & Make-Up | John Damiani | Key Makeup Artist |
| Costume & Make-Up | Kay Georgiou | Hair Designer |
| Directing | Trevor Tavares | Second Assistant Director |
| Costume & Make-Up | Jacqueline Fernandez | Makeup Artist |
| Costume & Make-Up | Alyssa Morgan | Makeup Artist |
| Writing | Scott Silver | Writer |
| Writing | Todd Phillips | Writer |
| Directing | Todd Phillips | Director |
| Production | Francine Maisler | Casting |
| Costume & Make-Up | Lori DeLapp | Costume Supervisor |
| Sound | Steven A. Morrow | Sound Mixer |
| Art | Rick Chavez | Assistant Property Master |
| Camera | Gregory Irwin | First Assistant "A" Camera |
| Camera | John Reynolds | Best Boy Grip |
| Camera | Lawrence Sher | Director of Photography |
| Art | Aaron Hurvitz | Location Scout |
| Crew | Jason Ruder | Executive Music Producer |
| Sound | Bryan Mendoza | Utility Sound |
| Sound | Michael Kaleta | Boom Operator |
| Art | Ken Haber | Location Scout |
| Costume & Make-Up | Arianne Phillips | Costume Design |
| Production | Michael Uslan | Executive Producer |
| Production | Mark Friedberg | Executive Producer |
| Sound | Hildur Guðnadóttir | Original Music Composer |
| Art | Hogan Lee | Set Designer |
| Art | Mark Friedberg | Production Design |
| Art | Sydnie Ponic | Art Direction |
| Art | Sarah Contant | Set Designer |
| Art | Noelle King | Set Designer |
| Art | Michael Thurman | Set Dresser |
| Writing | Paul Dini | Characters |
| Writing | Bruce Timm | Characters |
| Production | Jason Ruder | Executive Producer |
| Sound | George Drakoulias | Music Supervisor |
| Production | Scott Silver | Executive Producer |
| Sound | Randall Poster | Music Supervisor |
| Crew | Nitasha Bhambree | Stunts |
| Sound | Erik Aadahl | Supervising Sound Editor |
| Crew | Shauna Duggins | Stunts |
| Art | Jared Patrick Gerbig | Art Direction |
| Crew | Marc Tantin | Special Effects Technician |
| Art | David Meyer | Art Direction |
| Crew | Carson O'Dell | Special Effects |
| Production | David Webb | Co-Producer |
| Production | Firat Averbek | Casting |
| Crew | Matthew Lillis | Special Effects |
| Art | Gordon Stotz | Art Direction |
| Crew | Michael Duenas | Special Effects Technician |
| Crew | Brendon O'Dell | Special Effects Coordinator |
| Crew | Taylor Walters | Special Effects Technician |
| Art | Erica Hohf | Art Direction |
| Art | Dan Webster | Supervising Art Director |
| Crew | Matthew Bouchard | Special Effects Technician |
| Sound | Meghan Currier | Music Coordinator |
| Sound | Lady Gaga | Music Consultant |
| Crew | Mallory Thompson | Stunts |
| Visual Effects | Sylvain Chomet | Animation |
| Production | Pete Chiappetta | Executive Producer |
| Production | Andrew Lary | Executive Producer |
| Production | Anthony Tittanegro | Executive Producer |
| Crew | Michael Arnold | Choreographer |
| Production | Justine Conte | Co-Producer |
| Visual Effects | Beverly Abbott | Visual Effects Producer |
| Crew | Colby Lemmo | Stunt Double |
| Crew | Richard Epper | Utility Stunts |
| Crew | Doug Coleman | Stunts |
| Crew | Eliza Coleman | Stunts |
| Crew | Matt Berberi | Stunt Double |
| Crew | Tim Rigby | Stunts |
| Crew | Declan Mulvey | Stunts |
| Sound | Tom Ozanich | Sound Re-Recording Mixer |
| Sound | Dean A. Zupancic | Sound Re-Recording Mixer |
| Crew | Craig Baxley Jr. | Stunts |
| Crew | James M. Halty | Stunts |
| Crew | Colby Lemmo | Stunts |
| Crew | Brian Simpson | Stunts |
| Crew | Brent Fletcher | Stunts |
| Crew | Ross Kohnstam | Stunts |
| Crew | Brett Smrz | Stunts |
| Crew | John Branagan | Stunts |
| Crew | Wayne Dalglish | Stunts |
| Crew | Andy Gill | Stunts |
| Crew | Daniel Leavitt | Stunts |
| Crew | Rhys Millen | Stunts |
| Crew | Jake Swallow | Stunts |
| Crew | Tim Trella | Stunts |
| Crew | Ray Lykins | Stunts |
| Sound | Malte Bieler | Sound Designer |
| Sound | Jack Cucci | Foley Mixer |
| Sound | John T. Cucci | Foley Artist |
| Sound | Russell Farmarco | Dialogue Editor |
| Sound | Russell Farmarco | ADR Editor |
| Sound | Dan Gamache | Sound Designer |
| Sound | Jeanne Gilliland | Boom Operator |
| Sound | Tavish Grade | Foley Mixer |
| Sound | Jon Greasley | Dialogue Editor |
| Sound | Darren Maynard | Sound Effects Editor |
| Sound | John-Paul Natysin | Boom Operator |
| Sound | Jason Oliver | ADR Mixer |
| Sound | Dan O'Connell | Foley Artist |
| Sound | Mikel Parraga-Wills | Foley Mixer |
| Sound | Ethan Van der Ryn | Supervising Sound Editor |
| Sound | Ethan Van der Ryn | Sound Designer |
| Art | Karen O'Hara | Set Decoration |
| Art | Lauren Baker | Set Dresser |
| Art | Matt Boucard | Set Dresser |
| Art | Jeremy Cisneros | Set Dresser |
| Art | Mason Chesler | Graphic Designer |
| Art | Wylie Griffin | Assistant Art Director |
| Crew | Amanda Hagy | Scenic Artist |
| Art | Damon Hahn | Set Dresser |
| Art | Stephanie Higgins Frey | Art Department Coordinator |
| Art | Klara Jogalla | Art Department Assistant |
| Art | J.P. Jones | Property Master |
| Art | Maciej Kuciara | Concept Artist |
| Art | David Mauch | Set Dresser |
| Costume & Make-Up | Merdyce McClaran | On Set Dresser |
| Writing | Todd Phillips | Original Film Writer |
| Writing | Scott Silver | Original Film Writer |
| Art | John McElroy | Props |
| Costume & Make-Up | Stephen McGlade | On Set Dresser |
| Art | Marilyn Morgan-Mouneu | Props |
| Art | David Nardoni | Assistant Set Decoration |
| Crew | Tanicia Osuch | Scenic Artist |
| Art | Kristina Parsons | Props |
| Art | Dennis Richardson | Construction Foreman |
| Art | Joel Ruiz | Set Dresser |
| Art | Jessica Santisteban | Set Dresser |
| Art | Jeff Shewbert | Construction Coordinator |
| Art | Justin Simonetti | Set Dresser |
| Art | Benjamin Kimball Smith | Set Dresser |
| Art | Jake Spongberg | Set Dresser |
| Art | Hanna Woltz | Set Dresser |
| Art | Jane Wuu | Set Designer |
| Lighting | Carolina Acero | Lighting Technician |
| Visual Effects | Praveen Allu | Digital Compositor |
| Visual Effects | Jorge Arista | Digital Compositor |
| Visual Effects | Abdullah Azizi | Visual Effects Coordinator |
| Visual Effects | Romero Benitez | Visual Effects Coordinator |
| Visual Effects | Ashleigh Biller | Visual Effects Coordinator |
| Visual Effects | Marlon Victor Bondoc | VFX Artist |
| Visual Effects | Anwei Chen | Visual Effects Producer |
| Visual Effects | Samuel Côté | VFX Artist |
| Visual Effects | Sydney Erbez | Visual Effects Coordinator |
| Crew | Jason Howey | CG Supervisor |
| Visual Effects | Thippabathula Shiva | Visual Effects Supervisor |
