Mad Monster Party?

Boris Karloff as Baron Boris von Frankenstein (voice) Allen Swift as Felix Flankin / Yetch / Dracula / Invisible Man / Dr. Jekyll / Mr. Hyde / Additional Voices Gale Garnett as Francesca (voice) Phyllis Diller as The Monster's Mate (voice)

Harvey Kurtzman Writer Jules Bass Director, Lyricist, Producer Maury Laws Songs, Music Bram Stoker Characters Mary Shelley Characters Robert Louis Stevenson Characters Forrest J. Ackerman Writer Victor Hugo Characters Joseph E. Levine Executive Producer 持永只仁 Cinematography Arthur Rankin, Jr. Producer, Story H. G. Wells Characters