Billy & Mandy's Big Boogey Adventure

Richard Steven Horvitz

Billy / Billybot / Harold / Pale Ghoulish Juror / Chippy the Squirrel (voice) (as Richard Horvitz)

Grey DeLisle

Mandy / Mandroid / Older Mandy / Milkshakes / Some Kid (voice)

Greg Eagles

Grim / Sperg / Pirate #6

Vanessa Marshall

Irwin / Pirate #5 / Unicorn (voice)

Maxwell Atoms

I'll Cut You Guy / Pirate #2 / Horrorbot / Burnt Skeleton Guard (voice)

George Ball

Peequay (voice)