When Dr Frankenstein decides to retire from the monster-making business, he calls an international roster of monsters to a creepy convention to elect his successor. Everyone is there including Dracula, The Werewolf, The Creature, Dr Jekyll & Mr Hyde and many more. But Frankenstein's title is not all that is at stake. The famous doctor has also discovered the secret of total destruction that must not fall into the wrong hands!
Unfortunately the movie Mad Monster Party? is not yet available on HBO Max.
| Directing | Jules Bass | Director |
| Writing | Len Korobkin | Writer |
| Writing | Harvey Kurtzman | Writer |
| Sound | Maury Laws | Songs |
| Writing | Jules Bass | Lyricist |
| Writing | Arthur Rankin, Jr. | Story |
| Writing | Forrest J. Ackerman | Writer |
| Sound | Maury Laws | Music |
| Production | Jules Bass | Producer |
| Production | Joseph E. Levine | Executive Producer |
| Production | Arthur Rankin, Jr. | Producer |
| Production | Larry Roemer | Associate Producer |
| Crew | Tadahito Mochinaga | Cinematography |
| Directing | Kizo Nagashima | Assistant Director |
| Visual Effects | Jack Davis | Character Designer |
| Crew | Killer Joe Piro | Choreographer |
