 | Frank Welker als Scooby-Doo / Fred Jones (voice) |
 | Grey DeLisle als Daphne Blake (voice) |
 | Matthew Lillard als Shaggy Rogers (voice) |
 | Kate Micucci als Velma Dinkley (voice) |
 | Noshir Dalal als Benny / Flim Flam (voice) |
 | David Herman als Sheriff (voice) |
 | Maurice LaMarche als Vincent Van Ghoul / Bernie Alan / Vance Linklater (voice) |
 | Nolan North als Asmodeus / Mortifer / Farmer Morgan (voice) |
| Sam Register | Executive Producer |
| Tim Sheridan | Writer |
| Cecilia Aranovich | Director |
| Robert Ehrenreich | Editor |
| Robby Wells | Editor |
| Wes Gleason | Casting |
| James Krieg | Co-Producer |
| Jennifer Coyle | Producer |
| Amy McKenna | Producer |
| Dan Haskett | Character Designer |
| Jon Suzuki | Character Designer |
| Jay Bastian | Executive In Charge Of Production |
| Robert J. Kral | Original Music Composer |
| Melissa Lohman | Production Manager |
| Brian Johnson | Art Direction |
| Greg Emerson | Other |
| Rick Morales | Other |
| Rebecca Unger | Post-Production Manager |
| Mark A. Keatts | Supervising Dialogue Editor |
| Mark A. Keatts | ADR Editor |
| Patrick J. Foley | Dialogue Editor |
| Patrick J. Foley | ADR Editor |
| Michael Garcia | Dialogue Editor |
| Michael Garcia | ADR Editor |
| John Reynolds | Dialogue Editor |
| John Reynolds | ADR Editor |
| David Cowles | Online Editor |
| Liz Carroll | Administration |
| Bobbie Page | Production Supervisor |
| Ed Adams | Production Manager |
