 |
Frank Welker as Scooby-Doo / Fred Jones / Self |
 |
Matthew Lillard as Norville 'Shaggy' Rogers / Self - Voice of "Shaggy" |
 |
Grey DeLisle as Daphne Blake / Self - Voice of "Daphne" |
 |
Kate Micucci as Velma Dinkley / Self - Voice of "Velma" |
 |
Janel Parrish as Janel Parrish - Host |
 |
Jerry Beck as Self - Animation Historian and Author |
 |
David Silverman as Self - Director and Producer, "The Simpsons" |
 |
Seth Green as Self - Actor, "Scooby-Doo 2: Monsters Unleashed" |
 |
Tony Cervone as Self - Director, "Scoob!" / Showrunner, "Mystery Incorporated" |
 |
Tom Sito as Self - Animator, Historian |
 |
Joseph Barbera as Self - Hanna-Barbera Co-Founder (archive footage) |
 |
Mary Lynn Rajskub as Producer Bryn |
 |
Baron Vaughn as Bram Penobscot - Scooby's Vocal Coach |
 |
Casey Kasem as Shaggy Rogers (voice) (archive footage) |
 |
Diedrich Bader as Batman - Concerned Citizen (voice) |
 |
'Weird Al' Yankovic as Self - Singer, Songwriter, Accordionist |
 |
Olivia Liang as Olivia Liang - Shaggy's Martial Arts Trainer |
 |
Karamo Brown as Costume Designer Carter |
 |
Mitch Watson as Self - Showrunner, "Mystery Incorporated" |
 |
Cheri Oteri as Lazlo the Mechanic |
 |
Brendan Jennings as Arlo Davidsonman - Team Scooby |
|
Vadym Krasnenko as Snow Ghost |
|
Lindsey Alena as Additional Voices (voice) |
|
Dominic Catrambone as Additional Voices (voice) |
 |
Fred Tatasciore as Additional Voices (voice) |
| Production | Jonathan Stern | Executive Producer |
| Writing | Jonathan Stern | Writer |
| Directing | Jonathan Stern | Director |
| Production | Franny Baldwin | Producer |
| Crew | Jerry Beck | Thanks |
| Crew | Seth Green | Thanks |
| Camera | Dan Adlerstein | Director of Photography |
| Costume & Make-Up | Bryn Carter | Costume Design |
| Editing | Jamie Conklin | Editor |
| Crew | Tom Sito | Thanks |
| Art | Caroline Stratton | Property Master |
| Crew | Tony Cervone | Thanks |
| Crew | 'Weird Al' Yankovic | Thanks |
| Crew | Marc Newland | Other |
| Editing | Victor Parra | Assistant Editor |
| Sound | Matt Novack | Original Music Composer |
| Production | Aisha Clarke | Production Manager |
| Crew | Cassandra B. Laymon | Other |
| Camera | Eduardo Barraza | Key Grip |
| Art | Ryan Kramer | Storyboard Artist |
| Crew | David Silverman | Thanks |
| Crew | Mitch Watson | Thanks |
| Costume & Make-Up | Morgan McDonnell | Makeup Department Head |
| Sound | Zsolt Magyar | Sound Mixer |
| Production | Bobbie Page | Production Executive |
| Visual Effects | Tracy Lee | Character Designer |
| Camera | Payam Yazdandoost | First Assistant Camera |
| Crew | Michael Off | Transportation Captain |
| Art | Olney Atwell | Graphic Designer |
| Production | Daniel Ridgers | Line Producer |
| Lighting | Will Elder | Gaffer |
| Costume & Make-Up | Mandy Pauline Harris | Costume Supervisor |
| Production | Jack Brungardt | Production Coordinator |
| Visual Effects | Tim Blair | Animation |
| Sound | Ted Nichols | Other |
| Costume & Make-Up | Leah Renee Rutledge | Hair Department Head |
| Directing | Elena Antzon | Script Supervisor |
| Editing | Charlie Tucker | Colorist |
| Directing | Franny Baldwin | Other |
| Sound | Greg Martin | Original Music Composer |
| Crew | Robbie Stern | Post Production Supervisor |
| Production | David Soldinger | Producer |
| Production | Jamie Conklin | Associate Producer |
| Production | Trish Hadley | Post Producer |
| Visual Effects | Mac Whiting | Supervising Animation Director |
| Editing | Will Lehr | Online Editor |
| Visual Effects | Brianne Van Tuyle | Animation |
| Crew | Claudia Geldis | Production Controller |
