Siegfried Wischnewski

as Kapitän Heinrich Krogmann

as Dr. Willi Bayer (80 episodes)

as Prof. Danzke

as Herr Hauck

as Kaufmann

as Pilatus (voice)

as Oberst Protopopov

as Präfekt (13 episodes)

as August von Sachsen

as Saladin

as Petitjean

as Don Leon

as Wunnigel

as Wilfried Enders

as Talboy Senior (2 episodes)

as Kasimir

as Divisionsgeneral Joffre

as Voice of the Crocodile

as Dirk Dirksen

as Apemantus

as Hauptmann

as Chaumareys

as Kobras