 | Frank Welker als Scooby-Doo / Fred Jones / Motoshondu (voice) (archive footage) |
 | Casey Kasem als Shaggy Rogers (voice) (archive footage) |
 | Grey DeLisle als Daphne Blake / Shawna (voice) (archive footage) |
 | Mindy Cohn als Velma Dinkley (voice) (archive footage) |
 | Jeff Bennett als Crunchy Granville / Fritz / Mr. Keenan (voice) (archive footage) |
 | Mimi Rogers als Maura Ravenmane / Helga (voice) (archive footage) |
 | Kevin Michael Richardson als Sharky Tazo / Stink Eye (voice) (archive footage) |
 | John Stephenson als Zelig (voice) (archive footage) |
 | Eva Almos als Captain Corvina Cloyd (voice) (archive footage) |
 | John Gabriel als Dr. Armand Zola / Worker (voice) (archive footage) |
 | Mikey Kelley als Monroe Hopper (voice) (archive footage) |
| Kathy Nagler als Sergeant Linda Rauch (voice) (archive footage) |
| Steve Harwell als Steve Harwell (voice) (archive footage) |
 | Steve Blum als Rama Yam / Spencer Johnson (voice) (archive footage) |
 | James Arnold Taylor als Frankie Martin / Shawn (voice) (archive footage) |
| James Krieg | Producer |
| John D'Andrea | Music |
| Bonnie Buckner | Post Production Supervisor |
| Howard Schwartz | Production Supervisor |
| Kim Kang-Ok | Camera Supervisor |
| Scott Jeralds | Director |
| Cory Lerios | Music |
| Chuck Sheetz | Director |
| Joseph Barbera | Executive Producer |
| Collette Sunderman | Casting |
| Scott Hill | Prop Designer |
| Joe Sichta | Director |
| Sebastian Montes | Storyboard Artist |
| Chuck Sheetz | Producer |
| A.J. Vargas | Assistant Production Manager |
| James Krieg | Writer |
| Mark Bachand | Prop Designer |
| Jerry Eisenberg | Storyboard Artist |
| Kathryn Page | Associate Producer |
| John Nevarrez | Storyboard Artist |
| Bill Ohanesian | Painter |
| Andy Lewis | Production Manager |
| Ed Scharlach | Writer |
| Margaret M. Dean | Line Producer |
| Sander Schwartz | Executive Producer |
| Susan Edmunson | Editor |
| Vera Hourani | Assistant Production Manager |
| Eric Nordberg | Painter |
| Russell Calabrese | Director |
| Ed Scharlach | Producer |
| Steve Harwell | Music |
| Steve Harwell | Musician |
| Kim Bowen | Painter |
| Toshiyuki Hiruma | Production Supervisor |
