| Marvin Kaplan | ... | Vampire (voice) | |
| Mitzi McCall | ... | (voice) | |
| Rob Paulsen | ... | Jerk at Drive-In (voice) | |
| Stuart K. Robinson | ... | (voice) | |
| Dina Sherman | ... | (voice) | |
| B.J. Ward | ... | Medusa / Raye Fay (voice) | |
| Frank Welker | ... | Big Ed / Swamp Beast / Projectionist (voice) | |
| Paxton Whitehead | ... | Dr. Henry Davenport, the Invisible Man (voice) | |
| April Winchell | ... | Helga (voice) |
Directed by | |||
| Don Lusk | |||
| Ray Patterson | (supervising director) | ||
Writing credits | ||
| Glenn Leopold | ||
| David Ehrman | developer | |
| Glenn Leopold | developer | |
| Joe Morrison | developer | |
Produced by | |||
| Cosmo Anzilotti | .... | producer (as Cos Anzilotti) | |
| David Kirschner | .... | executive producer | |
| Joe Morrison | .... | co-producer | |
| John Weems | .... | co-producer | |
| Mark Young | .... | executive producer | |
Original Music by | |||
| Thomas Chase | (as Tom Chase) | ||
| Steve Rucker | |||
Film Editing by | |||
| Tom Gleason | |||
| Gil Iverson | |||
| Tim Iverson | |||
Casting by | |||
| Lynne Batchelor | |||
Production Management | |||
| Jayne Barbera | .... | executive in charge of production | |
| Paul Sabella | .... | international production executive | |
| Kris Zimmerman | .... | production manager | |
Art Department | |||
| Owen Fitzgerald | .... | storyboard artist | |
| Dana Granger | .... | design assistant | |
| Scott Jeralds | .... | design supervisor | |
| Barbara Krueger | .... | design assistant | |
| Stacey Nichols | .... | design assistant | |
| Iraj Paran | .... | graphics | |
| Tom Wogatzke | .... | graphics | |
Sound Department | |||
| Ed Collins | .... | sound director | |
| Kay Douglas | .... | track reader | |
| Ezra Dweck | .... | sound re-recording mixer | |
| Jim Hearn | .... | track reader | |
| Gordon Hunt | .... | recording director | |
| Carol Iverson | .... | track reader | |
| Kerry Iverson | .... | track reader | |
| Joel Valentine | .... | sound editor | |
Camera and Electrical Department | |||
| Daniel Bunn | .... | camera operator (as Dan Bunn) | |
Animation Department | |||
| Jan Adams | .... | animation checking supervisor | |
| Frank Andrina | .... | animation director | |
| Allison Belliveau | .... | background artist | |
| Richard Bowman | .... | animation director | |
| Larry Cariou | .... | animation director: Fil-Cartoons | |
| Suzette Darling | .... | color key artist | |
| Joan Drake | .... | animation director | |
| Al Gmuer | .... | background supervisor | |
| Beth Goodwin | .... | animation checker | |
| Jim Hickey | .... | background artist | |
| Jim Hickey | .... | background layout keys | |
| Mr. Jim | .... | character designer | |
| Alison Leopold | .... | ink and paint supervisor | |
| Mark Marren | .... | layout supervisor: Fil-Cartoons | |
| Marcus Nickerson | .... | character designer | |
| Patricia Palmer-Phillipson | .... | background artist (as Patti Palmer-Phillipson) | |
| Ron Roesch | .... | background layout keys | |
| Joanna Romersa | .... | animation director | |
| Kunio Shimamura | .... | animation supervisor | |
| Allen Wilzbach | .... | animation director | |
| Star Wirth | .... | xerographer | |
Editorial Department | |||
| William E. DeBoer | .... | negative consultant (as William DeBoer Jr.) | |
| Terry Moore | .... | supervising film editor (as Terry W. Moore) | |
Music Department | |||
| Bodie Chandler | .... | director of music | |
| Joel Valentine | .... | music editor | |
Other crew | |||
| Cosmo Anzilotti | .... | title designer (as Cos Anzilotti) | |
| Sandy Benenati | .... | production assistant | |
| Vicki Casper | .... | production coordinator | |
| Ellen Cockrill | .... | program administrator | |
| Jo Harn | .... | international production coordinator | |
| Alison Hill | .... | production publicist | |
| Debby Hindman | .... | production assistant (as Debby Lathrop) | |
| Linda Moore | .... | production assistant | |
| Joe Moriconi | .... | production assistant | |
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| Mad Monster Party? | The Night of the Living Duck | Scooby-Doo and the Reluctant Werewolf | The Monster Squad | Daffy Duck's Quackbusters |
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| Full cast and crew | Company credits | External reviews |
| IMDb Short section | IMDb USA section |