Trailer
Images
 | Don Messick as Scooby-Doo / Scrappy-Doo (voice) |
 | Casey Kasem as Shaggy (voice) |
 | Sorrell Booke as Sheriff Rufus Buzby / T.J. Buzby (voice) |
 | William Callaway as Billy Bob Scroggins / Beaureguard / Horseman / Ape (voice) |
 | Victoria Carroll as Sadie Mae Scroggins (voice) |
 | Jerry Houser as Meako (voice) |
 | Arte Johnson as Farquard / Skull Ghost (voice) |
 | Rob Paulsen as Shreako / Dispatcher (voice) |
 | Michael Rye as Mayor (voice) |
 | Ronnie Schell as Freako / Demonstrator Ghost (voice) |
 | Hamilton Camp as Ghostly Laugh (uncredited) (voice) |
 | June Foray as Witch (uncredited) (voice) |
| Directing | |
| Paul Sommer | Director |
| Carl Urbano | Director |
Writing | |
| Jim Ryan | Writer |
Production | |
| William Hanna | Executive Producer |
| Joseph Barbera | Executive Producer |
| Kay Wright | Producer |
Editing | |
| Robert Ciaglia | Editor |
| Gil Iverson | Editor |
Production | |
| Andrea Romano | Casting |
Visual Effects | |
| Jim Stenstrum | Character Designer |
| James T. Walker | Animation Director |
| Donna Zeller | Character Designer |
| Don Lusk | Animation |
| Bill Justice | Animation |
| Ray Patterson | Animation Director |
| Don Patterson | Animation Director |
Sound | |
| Sven Libaek | Original Music Composer |
Directing | |
| Ray Patterson | Other |
Production | |
| Jayne Barbera | Executive In Charge Of Production |
Art | |
| Iwao Takamoto | Other |
Visual Effects | |
| Lee Evans | Character Designer |
| Bill Frake | Character Designer |
| Kirk Hanson | Character Designer |
| Brian Hogan | Character Designer |
| Di Rudder | Character Designer |
Crew | |
| Lew Ott | Other |
Sound | |
| Sven Libaek | Conductor |
Production | |
| Andrea Romano | Casting Director |
Sound | |
| Joanne Miller | Music Supervisor |
| William Hanna | Main Title Theme Composer |
