Fred Düren

as Albert Einstein (2 episodes)

as Herr D., Taxifahrer

as Karl Kollwitz

as Oberdeichgraf

as Grünstein

as Alfonso II.

as General Eisensteck

as Dinkbühl

as Prediger Feller

as Hans Kirch

as Arzt

as Eberhard Lafontaine

as Schriftsteller

as Styx

as Kleiner Klaus

as Agustin Esteve

as Ottfried Graf Zedlitz und Altkirch (5 episodes)

as Dr. Boellsen (1 episode), as Franz Werker (1 episode)

as Ernst Barlach

as Werkleiter Dr. Schliemann

as Emil Borkhausen (3 episodes)