Cast and credits of Mad Monster Party?

Directed by

Jules Bass

Starring

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

Gale Garnett
Francesca (voice)

Phyllis Diller
The Monster's Mate (voice)

Written by

Harvey Kurtzman
(screenplay)

Arthur Rankin Jr.
(story)

Forrest J Ackerman
uncredited