Polar Bear (voice)
Narrator (voice)
Arzt
Kardinal Macao
Der Hofmeister
Monsignore Michael Carey
Dr. Stefan Kurtz
Oberst Danvignes
Rolfs Vater
Andres
Der Pater
Graf von Lerma
Rübsam
Dr. Gerber
Dr. Jonathan Spring
Voice of Barbanji (voice) (uncredited)
Narrator
Professor
Professore Marcopetti
Erster Erfinder
Magnus Braun
Leopold Messmer