 | Nick Palatas als Shaggy |
 | Hayley Kiyoko als Velma |
 | Frank Welker als Scooby-Doo (voice) |
 | Robbie Amell als Fred |
 | Kate Melton als Daphne |
 | Benita Ha als Mom |
 | Shawn Macdonald als Principal Deedle |
 | C. Ernst Harth als Janitor |
 | Garry Chalk als Vice Principal Grimes |
 | Kurt Evans als Dad |
 | Kira Clavell als Reporter |
 | Lorena Gale als Librarian |
 | Christopher Attadia als Teen Male In Car |
 | Jordana Largy als Teen Female In Car |
| Leah James als Prudence Prufrock |
| David Hurtubise als Mr. Pupperman |
 | Dee Jay Jackson als Bus Driver |
| Brian Levant | Director |
| Daniel Altiere | Writer |
| Steven Altiere | Writer |
| Brian Levant | Producer |
| Brian J. Gilbert | Producer |
| David Newman | Original Music Composer |
| Jan Kiesser | Director of Photography |
| Eric Osmond | Editor |
| Brentan Harron | Production Design |
| Kate Main | Costume Design |
| Harriet Greenspan | Casting |
| Sean Cossey | Casting |
| Stuart Aikins | Casting |
| Peter V. Ware | Visual Effects Producer |
| Chris Foss | Line Producer |
| Chris Foss | Unit Production Manager |
| Carl Mason | First Assistant Director |
| Josy Capkun | Second Assistant Director |
| Tyler Bishop Harron | Art Direction |
| Victoria Söderholm | Set Decoration |
| Junichi Hosoi | "A" Camera Operator |
| Kieran Humphries | First Assistant "A" Camera |
| Carrie Wilson | Second Assistant "A" Camera |
| Karl Herrmann | "B" Camera Operator |
| Stephen J. McKnight | First Assistant "B" Camera |
| Adriene Wyse | Second Assistant "B" Camera |
| Ed Araquel | Still Photographer |
| Lars Ekstrom | Sound Mixer |
| Roderick Matte | Boom Operator |
| Ian Tarasoff | Utility Sound |
| Michele MacInnes | Production Office Coordinator |
| Karen Pelrine | Assistant Production Coordinator |
| Melyssa Rose | Assistant Production Coordinator |
| Karin Behrenz | Third Assistant Director |
| Jane Mason | Production Accountant |
| Ken Brooker | Location Manager |
| Paul Russell | Assistant Location Manager |
| Jules Stewart | Script Supervisor |
| Paulette Nelson | Assistant Costume Designer |
| Allison Chretien | Costumer |
| Moira Fentum | Costumer |
| April Boyes | Key Makeup Artist |
| Joel Echallier | Makeup Effects Designer |
| Danna Rutherford | Key Hair Stylist |
| Darren McLean | Chief Lighting Technician |
| Rory Soderman | Assistant Chief Lighting Technician |
| Timothy Hedgecock | Rigging Gaffer |
| John Kuchera | Key Grip |
| Paul Arnel | Best Boy Grip |
| David Kershaw | Dolly Grip |
| Sylvia Pranaitis | Dolly Grip |
| Derrick Garland | Rigging Grip |
| Valentine Pavuls | Property Master |
| Laura Schneider | Assistant Property Master |
| D. Martin Myatt | Props |
| Dean McQuillen | Construction Coordinator |
| Mark McQuillen | Construction Foreman |
| Roger Busque | Construction Foreman |
| Dylan Dowd | Greensman |
| David Manske | Set Dresser |
| Darren Marcoux | Special Effects Coordinator |
| Eric Lemay | Special Effects Coordinator |
| James Kozier | Special Effects |
| Ron Kozier | Special Effects |
| Darcy Woodley | Animal Wrangler |
| Steve Woodley | Animal Wrangler |
| Natasha Tony | Extras Casting |
| Bob Dennett | Transportation Coordinator |
| Dave Byerley | Transportation Captain |
| Sean P. Aislabie | Craft Service |
| Jan Kikumoto | Post Production Supervisor |
| Wilt Henderson | Visual Effects Editor |
| Travis Dultz | First Assistant Editor |
| Mark A.Z. Dippé | Visual Effects Supervisor |
| Park Min-su | Visual Effects Supervisor |
| Mark A. Rozett | Sound Re-Recording Mixer |
| Kelly Vandever | Sound Re-Recording Mixer |
| Trip Brock | Supervising Sound Editor |
| Steven Avila | Sound Designer |
| Steven Avila | Sound Effects Editor |
| Peter D. Lago | Sound Designer |
| Peter D. Lago | Sound Effects Editor |
| Jason Shaffer | Sound Effects Editor |
| Alexander Pugh | Sound Effects Editor |
| Bryon Speller | Dialogue Editor |
| Brian S.M. Wroth | Dialogue Editor |
| Doug Latislaw | ADR Mixer |
| Ben Whitver | ADR Mixer |
| Steven Utt | Assistant Sound Editor |
| Kyle Tilbury | Assistant Sound Editor |
| Sean Madsen | Assistant Sound Editor |
| Caleb Easter | Foley Editor |
| Zac Anderson | Foley Editor |
| Greg Mauer | Foley Mixer |
| Rick Owens | Foley Artist |
| Sue Gates | Colorist |
| Owen Walstrom | Stunts |
