John Zacherle, born September 26, 1918 and often credited as John Zacherley, was an American television host, radio personality, and voice actor with a notable career that spanned over several decades. Best known for his work as a TV horror host where he donned the persona of a ghoulish undertaker named "Roland" or "Zacherley," he became an iconic figure in the burgeoning horror scene of the late 1950s and early 1960s. His distinctive voice and macabre humor garnered him a cult following, and he became synonymous with the genre.

Zacherle's musical career, albeit more niche, included quirky and humorous rock and roll-inspired novelty songs that delved into horror themes. Notable releases like "The Cool Ghoul" and "Happy Halloween!" showcased his ability to meld his love for creepy aesthetics with music, entertaining audiences with a blend of spine-tingling tunes and light-hearted entertainment. His version of "Monster Mash", often paired with "Scary Tales," became synonymous with Halloween celebrations, cementing his status as a seasonal favorite. Although John Zacherle passed away on October 27, 2016, he left behind a legacy as the endearing Cool Ghoul who brought joy, frights, and a distinctive voice to both the horror and music scenes.