Your "Ghost Host" is the voice of Paul Frees, (who also did the narration for the original Great Moments with Mr. Lincoln, and Adventure Thru Innerspace, among others), with the talents of Thurl Ravenscroft current voice of Tony the Tiger, you're a mean one Mr. Grinch and singing the lead vocals to "Grim Grinning Ghosts". (A theme which is repeated throughout the attraction). The music was written by Buddy Baker, and the lyrics and much of the original script was written by Disney Imagineer X. Atencio (Francis Xavier). Rolly Crump was responsible for the Museum of the Weird, which never made it to the final version of the attraction, but helped influence some of the scenes.