as Manny (voice) (archive footage)

as The Professor (voice)

as Dr. Zachary Smith (archive footage)

as Era (voice)

as The Cleaner (voice)

as Manny (voice)

as

as Self (also archive footage)

as Stickley Rickets (voice)

as

as Julian Frey (voice)

as Professor Jones (voice)

as Miles Warren / The Professor (voice)

as (voice)

as Phineas Sharp (voice)

as

as Sunflower (voice)

as

as Grumblebee (voice)

as Host

as Count Blogg (voice)

as

as

as Lucifer (voice) (uncredited)

as Lucifer

as Lucifer (voice)

as Oz (uncredited) (voice)

as Dr. Cropotkin

as

as The Astrologer

as Fagon

as Dr. Zachary Smith

as Uncle Martin (voice)

as

as

as Mr. Wortzel

as Prof. Nicholas Porteus

as Hollister

as Mr. Benjamin

as

as Mr. Piper

as

as Athos

as

as Dr. Zachary Smith

as

as Paul Duval

as

as

as George Alfred

as Doctor

as

as Charles Dickens

as Lysias

as Lord Karsch

as

as

as Fritz Weiser

as Hong Kong Sam

as Favier

as Fouresh

as Trapollini

as Tom Oakly

as

as Courcelles

as Matey

as Farnsworth

as Legendre

as Exton

as Popeau

as

as Mr. Dickinson

as Master of Ceremonies

as Dr. Wetheril