Following a childhood tragedy, Dewey Cox follows a long and winding road to music stardom. Dewey perseveres through changing musical styles, an addiction to nearly every drug known and bouts of uncontrollable rage.
| Costume & Make-Up | Debra McGuire | Costume Design |
| Editing | Steve Welch | Editor |
| Writing | Jake Kasdan | Screenplay |
| Sound | Michael Andrews | Original Music Composer |
| Production | Jake Kasdan | Producer |
| Production | Judd Apatow | Producer |
| Editing | Tara Timpone | Editor |
| Writing | Judd Apatow | Screenplay |
| Camera | Uta Briesewitz | Director of Photography |
| Art | Jefferson Sage | Production Design |
| Directing | Jake Kasdan | Director |
| Production | Clayton Townsend | Producer |
| Production | Lew Morton | Executive Producer |
| Production | Amy McIntyre Britt | Casting |
| Production | Anya Colloff | Casting |
| Sound | Manish Raval | Music Supervisor |
| Sound | Tom Wolfe | Music Supervisor |
| Crew | Malosi Leonard | Stunt Coordinator |
| Production | Clayton Townsend | Unit Production Manager |
| Production | Carey Dietrich | Associate Producer |
| Directing | Carey Dietrich | First Assistant Director |
| Directing | Bradley Morris | Second Assistant Director |
| Production | Andrew Epstein | Associate Producer |
| Production | Melvin Mar | Associate Producer |
| Art | Domenic Silvestri | Art Direction |
| Art | Claudette Didul | Set Decoration |
| Art | Sean Mannion | Property Master |
| Directing | Anne Rapp | Script Supervisor |
| Camera | David Sammons | "B" Camera Operator |
| Costume & Make-Up | Cha Blevins | Costume Supervisor |
| Camera | Paul Goodstein | Key Grip |
| Lighting | Paul Birk | Rigging Gaffer |
| Costume & Make-Up | John Blake | Makeup Artist |
| Crew | Michael Herron | Video Assist Operator |
| Sound | David M. Roberts | Boom Operator |
| Lighting | Chad C. Barrow | Key Rigging Grip |
| Sound | John Pritchett | Production Sound Mixer |
| Crew | Donald Frazee | Special Effects Coordinator |
| Crew | Scott Lingard | Special Effects Technician |
| Crew | Jim Rollins | Special Effects Technician |
| Production | Boyd Wilson | Location Manager |
| Production | Barrett J. Leigh | Production Coordinator |
| Art | Anthony Lattanzio | Construction Coordinator |
| Art | Steven Samanen | Assistant Art Director |
| Art | Timothy M. Earls | Set Designer |
| Art | Eric Sundahl | Set Designer |
| Crew | David Linck | Unit Publicist |
| Camera | Gemma La Mana | Still Photographer |
| Directing | Kristina M. Peterson | Second Second Assistant Director |
| Directing | Ruby Stillwater | Second Second Assistant Director |
| Crew | Anne Fletcher | Choreographer |
| Crew | Denny Caira | Transportation Captain |
| Editing | Bethany Orlemann | First Assistant Editor |
| Sound | Joel Shryack | Supervising Sound Editor |
| Sound | Robert Grieve | Sound Designer |
| Sound | Dan Yale | Foley Editor |
| Sound | Barbara Noren | Assistant Sound Editor |
| Sound | Anne Couk | Assistant Sound Editor |
| Sound | Darren King | Dialogue Editor |
| Sound | Jeena M. Phelps | Dialogue Editor |
| Sound | Michael J. Benavente | Dialogue Editor |
| Sound | Yann Delpuech | Sound Effects Editor |
| Sound | Shaughnessy Hare | Sound Effects Editor |
| Sound | Gary A. Hecker | Foley Artist |
| Sound | Michael J. Broomberg | Foley Artist |
| Sound | Brad Brock | Foley Mixer |
| Sound | Howard London | ADR Mixer |
| Sound | Tom Kramer | Music Editor |
| Sound | Fernand Bos | Music Editor |
| Editing | Mo Henry | Negative Cutter |
| Editing | John Persichetti | Digital Colorist |
| Sound | Tom Calderaro | Orchestrator |
| Visual Effects | Mark Freund | Visual Effects Supervisor |
| Costume & Make-Up | Winifred Clements | Key Costumer |
| Costume & Make-Up | Lori Guidroz | Hairstylist |
| Costume & Make-Up | Kim Ayers | Makeup Artist |
| Costume & Make-Up | Leslie Devlin | Makeup Artist |
| Costume & Make-Up | Suzanne Diaz | Makeup Artist |
| Costume & Make-Up | Jake Garber | Makeup Artist |
| Costume & Make-Up | Beth Klein | Makeup Artist |
| Costume & Make-Up | Justin Stafford | Makeup Artist |
| Crew | Terry Leonard | Stunts |
| Crew | Luci Romberg | Stunts |
| Crew | Matt Leonard | Stunts |
| Crew | Kym Stys | Stunt Double |
