Julianne Buescher

as Silent Retreat Leader

as Secretary (1 episode)

as Aunt Birdy (1 episode)

as Yolanda / Beverly Plume / Wanda / Screaming Ghost

as Beverly Plume (voice) (6 episodes)

as Additional Muppet Performer (voice)

as Mary Anne Wirth (1 episode)

as Denise (voice) (1 episode), as Yolanda the Rat (voice) (1 episode), as Yolanda the Rat / Debbie (voice) (1 episode), as Yolanda the Rat (1 episode), as Additional Muppet Performer (voice) (1 episode), as Yolanda the Rat / Denise (voice) (1 episode), as Denise / Yolanda the Rat (voice) (5 episodes), as Yolanda (4 episodes), as Yolanda (voice) (1 episode)

as Debbie (1 episode)

as Additional Muppet Performer (voice)

as Bella (voice) (1 episode)

as Additional Voices (voice)

as NiuNiu / Grandma / May (voice)

as Bella (voice) (1 episode)

as Vampire Actor #3 / Reporter (voice)

as Mrs. Cooper - Vocalist

as Woman Customer (1 episode)

as Puppeteer (1 episode)

as May (voice) (67 episodes)

as Additional Barnyard Voices (voice)

as Dung Beetle #2 (voice)

as Additional Voices (voice)

as Green Lady / Chicken (voice)

as Additional Voices (voice) (1 episode)