 | Scott Innes als Scooby-Doo / Shaggy (voice) |
 | Mary Kay Bergman als Daphne (voice) |
 | Frank Welker als Fred (voice) |
 | B.J. Ward als Velma (voice) |
 | Tim Curry als Ben Ravencroft (voice) |
 | Kimberly Brooks als Luna (voice) |
 | Jennifer Hale als Thorn (voice) |
 | Jane Wiedlin als Dusk (voice) |
 | Bob Joles als Jack (voice) |
 | Tress MacNeille als Sarah Ravencroft (voice) |
 | Peter Renaday als Mr. McKnight (voice) |
 | Neil Ross als Mayor (voice) |
| David A. Goodman | Writer |
| Rick Copp | Writer |
| Jim Stenstrum | Director |
| Louis Febre | Original Music Composer |
| Cosmo Anzilotti | Producer |
| Glenn Leopold | Writer |
| Davis Doi | Writer |
| Rob Desales | Editor |
| Jean MacCurdy | Executive Producer |
| William Hanna | Executive Producer |
| Joseph Barbera | Executive Producer |
| Davis Doi | Supervising Producer |
| Collette Sunderman | Casting Director |
| Bodie Chandler | Music Supervisor |
| Satoshi Saga | Assistant Director |
| Yoshio Chatani | Assistant Director |
| Tohru Ishida | Assistant Director |
| Kentaro Mizuno | Assistant Director |
| Rick Hinson | Sound Editor |
| Vincent Guisetti | Foley Artist |
| Monette Holderer | Foley Artist |
| John Richards | Scoring Mixer |
| Marty Wereski | Music Editor |
| Hiroshi Aoyama | Animation Director |
| Trent Johnson | Colorist |
| Andy Lewis | Production Manager |
