Monsters at Work

Professor Knight (voice)

Millie (voice)

Bob Yucker (voice)

Argus Blinks (voice)

Fan Monster (voice), Additional Monsters (voice)

Additional Monsters (voice), Snore (voice)

Roz / Roze (voice), Roze (voice), Roz / Bob Peterson (voice), Roze / Bob Peterson (voice), Roz (voice)

Thalia (voice)

Otis / Roto / Bobs (voice), Otis / Chalooby (voice)

Roto (voice), Roto / Otis (voice), Otis / Roto / Bobs (voice), Otis / Chalooby (voice)

Marcus (voice)

Alexander (voice)

Oscar (voice)

Gurty (voice)

Gary (voice)

Celia Mae (voice)

Yeti (voice), Adorable / Bernard (voice), Adorable (voice), Bernard (voice), Bernard / Arodable (voice)

Ms. Flint (voice)

Mr. Crummyham (voice)

Smitty / Needleman / Sanderson (voice), Smitty / Needleman (voice), Smitty / Needleman / Chuck (voice), Smitty / Needleman / Sanderson / Chuck (voice), Sanderson / Chuck (voice), Sanderson (voice), Smitty / Needleman / Sanderson / Reporter 2 (voice)

Johnny (voice)

Grandma Tuskmon (voice)

Jill (voice)

Jack (voice)

Phlegm / Fungus / Ted / Little Boy (voice), Phlegm / Fungus (voice), Phlegm (voice), Additional Monsters (voice), Fungus (voice), Fungus / Don / Charlie (voice), Fungus / Phlegm / Charlie (voice), Phlegm / Rudy / Additional Monsters (voice), Bathroom Monsters / Four-Eyed Monster / McLean (voice), Restaurant Patrons / Sidewalk Monster (voice), Fungus / Ted / Phlegm (voice), Phlegm, Fungus / Phlegm / McLean / Additional Monsters (voice), M.E.R.C. Official 2 / Phlegm / Additional Monsters (voice)

Ben (voice)

Claire (voice)

Lorelei (voice)