Charles Regnier

as Hanna's Vater

as Professor Waldheim

as Arnold

as von Bernburg

as Herr Rostrowicz (14 episodes)

as Self (1 episode)

as Herr Straaten (37 episodes)

as Berlinger

as Professor

as Silbermann

as Butzi (1 episode)

as Jean Jaurès

as Yvonne

as Pharao (voice)

as Igor

Writer

as Mr. X

as Bürgermeister Hubert Ruttner

as Erfinder

as Self (1 episode)

as Alexis

as Arzt

as Herr Hirschauer (1 episode), as Kolmbühler (1 episode)