Directed by
| Jules Bass | ||
Writing Credits
| Len Korobkin | ... | (screenplay) and |
| Harvey Kurtzman | ... | (screenplay) |
| Arthur Rankin Jr. | ... | (story) |
| Forrest J. Ackerman | ... | (uncredited) |
Cast (in credits order) complete, awaiting verification
| Boris Karloff | ... | Baron Boris von Frankenstein (voice) | |
| Allen Swift | ... | Felix Flankin / Yetch / Dracula / Invisible Man / Dr. Jekyll / Mr. Hyde / Chef Machiavelli / Captain / First Mate / Mr. Kronkite / Mail Man / The Monster (voice) | |
| Gale Garnett | ... | Francesca (voice) | |
| Phyllis Diller | ... | The Monster's Mate (voice) | |
 |
Ethel Ennis | ... | Title Song Singer (voice) |
Produced by
| Jules Bass | ... | producer |
| Joseph E. Levine | ... | executive producer |
| Arthur Rankin Jr. | ... | producer |
| Larry Roemer | ... | associate producer |
Music by
| Maury Laws | ... | (music composed & scored by) |
Cinematography by
| Tadahito Mochinaga | ... | (as Tad Mochinaga) |
Second Unit Director or Assistant Director
| Kizo Nagashima | ... | assistant director |
Art Department
| Frank Frazetta | ... | poster and promotional art (uncredited) |
Sound Department
| Stephen Frohock | ... | sound engineer |
| Peter Page | ... | sound engineer |
| Eric Tomlinson | ... | sound engineer |
Additional Crew
| Jack Davis | ... | puppet designer |
| Don Duga | ... | continuity design |
| Joseph E. Levine | ... | presenter |
| Tadahito Mochinaga | ... | puppet technician (as Tad Mochinaga) |
| 'Killer' Joe Piro | ... | choreographer (as 'Killer Joe' Piro) |
