Suggestions by @mrredsnake14

Robert Bloch

as Written in Mad Monster party (1955)

Score: +1

William Castle

as Director in Mad Monster party (1955)

Score: +1

Dinah Washington

as Title Song Singer in Mad Monster party (1955)

Score: +1

Phyllis Diller

as The Monster's Mate in Mad Monster party (1955)

Score: +1

Maureen O'Hara

as Francesca in Mad Monster party (1955)

Score: +1

Olin Howland

as The Mailman in Mad Monster party (1955)

Score: +1

Ricou Browning

as First Mate in Mad Monster party (1955)

Score: +1

Nestor Paiva

as Freighter Captain in Mad Monster party (1955)

Score: +1

Yul Brynner

as Mr. Kronkite in Mad Monster party (1955)

Score: +1

Timothy Carey

as Chef Mafia Machiavelli in Mad Monster party (1955)

Score: +1

Little Richard

as A Skeleton in Mad Monster party (1955)

Score: +1

Keye Luke

as Yetch in Mad Monster party (1955)

Score: +1

Dick Afflis

as King Kong in Mad Monster party (1955)

Score: +1

Bela Lugosi

as Dr. Jekyll and Mr. Hyde in Mad Monster party (1955)

Score: +1

Vincent Price

as The Invisible Man in Mad Monster party (1955)

Score: +1

James Cagney

as Hunchback of Notre-Dame in Mad Monster party (1955)

Score: +1

Lon Chaney Jr.

as Werewolf in Mad Monster party (1955)

Score: +1

Glenn Strange

as Frankenstein's Monster "Fang" in Mad Monster party (1955)

Score: +1

Christopher Lee

as Count Dracula in Mad Monster party (1955)

Score: +1

James Dean

as Felix Flanken in Mad Monster party (1955)

Score: +1