This Day in Halloween: The stop-motion animated musical comedy "Mad Monster Party" starring Boris Karloff premieres in New York in 1967. / Illustration by Andrew Truong
Mad Monster Party premieres in New York in 1967. The Rankin/Bass stop-motion animated musical comedy is a cult classic featuring the voices of Boris Karloff (in one of his final performances) and Phyllis Diller in a sendup of classic monster movies.
