Billy / Billybot / Harold / Pale Ghoulish Juror / Chippy the Squirrel (voice) (as Richard Horvitz)
Mandy / Mandroid / Older Mandy / Milkshakes / Some Kid (voice)
Grim / Sperg / Pirate #6
Irwin / Pirate #5 / Unicorn (voice)
Bride of Frankenstein (voice)
Creeper / Horror'
Giant Cyclops / Ugly Pirate (voice)
Fred Fredburger / Pirate #4 (voice)
When the Boogey Man causes Grim to lose his powers, rank, and title in the Underworld Court for misusing his powers, he plots to seek out Horror’s Hand and take over the world. It’s up to Billy, Mandy, Irwin, and Grim to get to Horror’s Hand before the Boogey Man does.
Original titleBilly and Mandy's Big Boogey Adventure
IMDb Rating7.6 803 votes
TMDb Rating6.6 votes